A book is opened, and the PRODUCT of the two visible page numbers is found to be 306. The equation which correctly represents this situation is A) x2 = 306 B) 2x2 = 306 C) x2 + x = 306 D) 2x2 + x = 306

Answers

Answer 1
The answer is C, x^2 + x = 306
Answer 2

Answer:

Option C is correct

[tex]x^2+x = 306[/tex]

Step-by-step explanation:

Let the consecutive page number be  x and x+1

As per the statement:

A book is opened, and the PRODUCT of the two visible page numbers is found to be 306.

" PRODUCT of the two visible page numbers" translated to x(x+1)

then;

[tex]x(x+1) = 306[/tex]

Using distributive property, [tex]a \cdot (b+c) = a\cdot b+ a\cdot c[/tex]

then;

[tex]x^2+x = 306[/tex]

Therefore, the equation which correctly represents this situation is [tex]x^2+x = 306[/tex]


Related Questions

Martin put 8 pounds of grapes into a bowl. Four friends each took 2/3 pounds from the bowl. What fraction represents the total amount of grapes removed from the bowl ?

Answers

There are 8 pounds of grapes. Four people each take 2/3 out. We can find out how much was taken out by multiplying these four people by the amount they took out, 2/3:

[tex]\sf 4\times\dfrac{2}{3}=\dfrac{8}{3}[/tex]

We can convert this improper fraction to a mixed number. Three goes into eight two times. 3 * 2 = 6. 8 - 6 = 2. So we have 2 and two thirds leftover, or:

[tex]\sf 2\dfrac{2}{3}[/tex]

So the total amount of grapes that was removed from the bowl is [tex]\sf\dfrac{8}{3}[/tex] or [tex]\sf 2\dfrac{2}{3}[/tex] pounds.

Answer:

-8/3

Step-by-step explanation:

i took the test on edg

Dam is rowing a boat away from a dock the graph shows the relationship between the time and sams distance from the dock. Evaluate the function for an input of 9

Answers

The answer is B.

A and C would not be correct because you are finding the distance for 9 minutes. D is not correct because the y-axis does not even have 3 meters on it, neither does the graph hit y=3.

Answer:

B. After 9 minutes Sam is 80 meters away from the dock.

Step-by-step explanation:

We have been given a graph of function that shows the relationship between the time and Sam's distance from the dock.

Let us see our given options one by one to find the correct choice.

A. After 80 minutes Sam is 9 meters away from the dock.

Upon looking at our graph we can see that y-axis is representing distance in meters and x-axis is representing time in minutes. Range of x is from 0 to 11 So our input cannot be greater than 11.    

Therefore, option A is not a correct choice.

B. After 9 minutes Sam is 80 meters away from the dock.

We can clearly see from our given graph that at 9 minutes distance is 80 meters, which means that after 9 minutes Sam is 80 meters away from the dock. Therefore, option B is the correct choice.

C. After 80 minutes Sam is 80 meters away from the dock.

We can see from our graph that range of x is from 0 to 11 minutes, So our input can not be greater than 11. Therefore, option C is not a correct choice.  

D. After 9 minutes Sam is 3 meters away from the dock.

We can see from our graph that initial value of our function is 20, which means that at time equals 0 minutes Sam was 20 meters away from dock and this distance is increasing with the time. Therefore, option D is not a correct choice.  

The perimeter of parallelogram ABCD is equal to 10 cm. Find the length of diagonal BD if you know that the perimeter of △ABD is 8 cm.

Answers

see the attached figure

Let
P1-------------> Perimeter of parallelogram ABCD
P2-------------> Perimeter of △ABD

we know that
P1=10 cm
P1=2*(AD)+2*(AB)=10------------> AB+AD=5-----------> equation 1
and
P2=AD+AB+DB
P2=8 cm------------>AD+AB+DB=8-------- AB+AD=8-DB-----> equation 2
I substitute 1 in 2

(5)=8-DB----------> DB=8-5-----------> DB=3 cm

the answer is DB=3 cm

The length of the diagonal BD is 3 centimeters.

Procedure - Length determination in a parallelogram side

A parallelogram is a quadrilateral where each pair of parallel sides have the same length and can be form by two congruent triangles which share the same side (diagonal).

Expressions for the parallelogram

Perimeter equations for the parallelogram are the following:

[tex]AB + BD + AD = 8\,cm[/tex] (1)

[tex]2\cdot AB + 2\cdot AD = 10\,cm[/tex] (2)

Where:

[tex]AB[/tex], [tex]AD[/tex] - Side lengths of the parallelogram, in centimeters. [tex]BD[/tex] - Diagonal length of the parallelogram, in centimeters.

Resolution of the system

By (2) we have the following conclusion:

[tex]AB + AD = 5\,cm[/tex]

And we find the length of the diagonal BD by (1):

[tex]5\,cm + BD = 8\,cm[/tex]

[tex]BD = 3\,cm[/tex]

The length of the diagonal BD is 3 centimeters. [tex]\blacksquare[/tex]

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A self-service car wash charges $4 for the initial 5 minutes plus an additional $0.75 for each minute after that. Nick only has $10 to spend on washing his car. Let m represent the number of minutes Nick spends washing his car.

Answers

the number of minutes m that Nick will spend washing his car given that he has $10 will be:
Cost for spending 5 min is $4, any additional minutes will be $0.75 per minutes.
amount of cash Nick will remain with after spending $4 will be:
10-4=$6
the total extra minutes he will spend will be:
6=0.75*m
0.75m=6
thus
m=6/0.75
m=8 min
the total number of minutes that Nick will spend with $10 will be:
8+5=13 min

Nick can spend a total of 13 minutes washing his car at the self-service car wash with his $10 budget, accounting for both the initial charge and the additional cost per minute after the first 5 minutes.

Nick is planning to use a self-service car wash that charges $4 for the initial 5 minutes and an additional $0.75 for each minute after that. With a budget of $10, he wants to calculate the number of minutes (m) he can spend washing his car. The cost for m minutes is given by the equation:

Total Cost = Initial Charge + (Additional Charge per minute * Number of extra minutes)

First, subtract the initial charge from the total amount Nick has:

$10 - $4 = $6

This is the amount remaining for the additional minutes. Next, divide this by the additional charge per minute:

$6 / $0.75 per minute = 8 minutes

Therefore, Nick can spend 8 minutes washing his car after the initial 5 minutes, for a total of 13 minutes.

Convert the equation 3x + 2y = 14 to slope intercept form

Answers

The answer is:
y=-3/2x+7

I have added a photo of how you show your work. 

Answer:

Step-by-step explanation:

y=-3/2x+7

Chelsea dog-sits for her neighbors as a part-time job. She charges $12 a day plus an additional $2.50 for each walk she takes with the dogs. Determine which graph and which equation represent the amount of money Chelsea earns in one day, A, after taking w walks with the dogs.

Answers

The equation that would represent this situation is:

A = 2.5w + $12

To graph this you would substitute in varying numbers for w(the number of weeks) and this would be your x value in your ordered pair.

After you substitute in a number of weeks, you will get a total amount of money earned (A). This would be your y value in your ordered pair.

Here are some orders pairs you could plot to create the graph of this equation.

(1, 14.5)
(2, 17)
(3, 19.5)
(4, 22)

The equation is:

A= 2.5W + 12

The graph is

open the attachment I added AND THATS THE THE GRAPH ANSWER.

I HOPE I HELPED YOU. :)

You want to have $31,664 in cash to buy a car in 4 years. you expect to earn 11.5% per year on your savings. how much do you need to deposit today if this is the only money you save for this purpose?

Answers

You would need to deposit approximately $20,701.27 today if this is the only money you save for the purpose of buying a car in 4 years, considering an expected annual interest rate of 11.5%.

We have,

To determine how much you need to deposit today, we can use the concept of present value (PV).

The present value represents the current value of a future cash flow, accounting for the time value of money and the expected interest rate.

In this case, you want to have $31,664 in cash in 4 years, and you expect to earn an annual interest rate of 11.5%.

Let's calculate the present value using the following formula:

[tex]PV = FV / (1 + r)^n[/tex]

where PV is the present value, FV is the future value, r is the interest rate per period, and n is the number of periods.

Plugging in the values, we have:

[tex]PV = $31,664 / (1 + 0.115)^4[/tex]

Calculating this equation, we find:

[tex]PV = $31,664 / (1.115)^4[/tex]

= $31,664 / 1.530749

PV ≈ $20,701.27

Therefore,

You would need to deposit approximately $20,701.27 today if this is the only money you save for the purpose of buying a car in 4 years, considering an expected annual interest rate of 11.5%.

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I wonder if I did #9 right and I’m having trouble with #10

Answers

Let's see....

QUESTION: Add. Write your answer as a mixed number in simplest form.

[tex]6 \frac{7}{9} + 9 \frac{8}{9} [/tex]

1. Rewriting our equation with parts separated

[tex]=6+ \frac{7}{9} +9+ \frac{8}{9} [/tex]

2. Solving the whole number parts

[tex]6+9=15[/tex]

3. Solving the fraction parts

[tex] \frac{7}{9} + \frac{8}{9} = \frac{15}{9} [/tex]

4. Reducing the fraction part, 15/9,

[tex] \frac{15}{9} = \frac{5}{3} [/tex]

5. Simplifying the fraction part, 5/3,

[tex] \frac{5}{3} = 1\frac{2}{3} [/tex]

6. Combining the whole and fraction parts

[tex]15+1+ \frac{2}{3} =16 \frac{2}{3} [/tex]

ANSWER: [tex] 16\frac{2}{3} [/tex]

Hope that helps!

9
It's correct. The only problem is entering it. Is a fraction OK or do you need to break it down to 16.6666

10
I don't wonder that you are having trouble with this.

Do it in parts. 
numerator
3/4 - 3/2 = 3/4 - 6/4 = - 3/4 Notice what happened. You multiplied top and bottom of 3/2 by 2
= 3*2 = 6
2 * 2 = 4

Now do the denominator
1/4 - 3/5 = 
5/20 - 12/20
= - 7/20

What do you have?
-3/4 // - 7/20 Now invert and multiply
- 3/4 * - 20 /7
= 60/ 28
= 15 / 7 Where did the two minus' go?  

library library currently has 125 audiobook the library plan purchase the same number of books each month after 4 months the library has 20 more audiobook which equation can be used to determine t and a total number of audio books the library will have after and months

Answers

125=(4t)+20   I'm not sure about the variables as they aren't defined

Complete the comparison: 26 < ? A. 25 B. 54 C. 13 D. 26

Answers

the answer for that one is B, because 26<54
meaning 26 is less than 54 which is true 
The answer is B since 25 is less than 26 and 26 is equal to 26

each picnic table seats 6 people how many picnic tables are needed to seat 24 people?

Answers

Final answer:

To seat 24 people at picnic tables that each seat 6, you divide 24 by 6, which equals 4 tables needed.

Explanation:

The question is asking how many picnic tables are needed to seat 24 people, if each table seats 6 people. This is a division problem where we need to divide the total number of people by the number of seats at a single table. You divide 24 (the total number of people) by 6 (the number of seats at one table) to find out the number of tables needed.

Here is the calculation: 24 \/ 6 = 4. Therefore, you would need 4 picnic tables to seat 24 people, assuming each person takes one seat and that there are no empty seats.

I need this equation solved with the work shown please

Answers

X = -2 1/2 because   -2 1/2 to the power of to is -5 and -5 + -4 = -9 and -9 + 9 =0

SO THE ANSWER IS 2 1/2

If a train is moving 72 km/h on a road of 360 km, how much time will it take to arrive?

Answers

It should 5 hours. You do 360 divided by 72 and get 5 
"I'm assuming this is just a rate problem not a more complex physics answer. Think about it this way:

72 kilometers is 72,000 meters, and an hour is 60 minutes of 60 seconds each, meaning an hour is 3600 seconds (60m*60s). This means that in 3600 seconds the car travels 72,000 meters. You can figure out how many meters are travelled per second by dividing 72,000 meters by 3,600 seconds, giving you 20 meters per second. This would give you an answer of 80 meters in 4 seconds, not 120 m. I don't know how to account for that disparity, but 80 meters would be the correct answer. If there is any other information in the problem it is probably important."

What are two items that weigh less than 1 oz

Answers

Examples are paper and feathers
Hello,

An ounce is about the weight of 11 pennies. So anything that weighs less than about 11 pennies would weigh less than 1 oz.

You could have a piece of paper, blade of grass, a pill, a quarter, etc.

I hope this helps!
MrEquation

What is the circumference of a circle with a radius of 5.4 inches? Enter your answer as a decimal in the box. Use 3.14 for pi. Round your answer to the nearest tenth. in.

Answers

Hi there! The formula for circumference is π * diameter. Diameter is the length across the circle and twice the length of the radius.The radius is 5.4, so we will multiply that by 2 to get 10.8. The diameter is 10.8 inches. Now, multiply that numebr by 3.14 to find the circumference. 10.8 * 3.14 is 33.912 or 33.9 when rounded to the nearest tenth. There. The circumference is approx. 33.9 inches.

Answer:

33.9

Step-by-step explanation

I got 100% on my test and just wanted everyone to know that it is correct.

a furlong is a unit of length still used today in racing and agriculture. a race that is 8 furlongs is 1 mile. a furlong is 660 feet. how many furlongs are in 1 mile?

Answers

8 furlongs are in one mile

There are 0.125 miles in one furlong.

What is unit conversion?

It is the conversion of one unit to another unit with its standard conversion.

Examples:

1 hour = 60 minutes

1 minute = 60 seconds

1 km = 1000 m

We have,

There are 8 furlongs in 1 mile.

Since a furlong is 660 feet, we can convert the number of feet into 1 mile.

Now,

1 mile = 5280 feet

Multiply 660/5280 on both sides.

660/5280 mile =  660 feet

0.125 mile = 660 feet

Therefore,

There are 0.125 miles in one furlong.

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The complete question.

A furlong is a unit of length still used today in racing and agriculture.

A race that is 8 furlongs is 1 mile.

A furlong is 660 feet. how many miles are in 1 furlong?

how do you reduce 4/8?

Answers

Just think of 4/8. Four is half of 8, right? therefore, it is 1/2. 4/8 reduced is 1/2
you divide by 2 on each side!!
so you get 2/4 which is equal to 1/2 which is your answer!!
Hope this helps!!

What is the correct data set for the box & whisker plot shown above??

Answers

Either  or  D. If I were to choose, I would choose since none of them line up properly with it

Answer: It’s A.

Step-by-step explanation:

for a p e x

The sum of 5 consecutive even numbers is 200 what is the fifth term in the sequence

Answers

Try this option:
if to write the given sequence as n;n+2;n+4;n+6;n+8, then it is possible to write its sum:
n+n+2+n+4+n+6+n+8=200.
5n=180; n=36.
n=36 it means that the 1st number is 36. The 5th number is n+8=36+8=44.
all the even numbers are: 36;38;40;42;44.

answer: 44.

check all that apply

Answers

Answer:

  A, D, E

Step-by-step explanation:

Squaring both sides of the inequality, we get

  x < 25 . . . . . with the restriction x ≥ 0

The listed numbers that are in the range [0, 25) are 1, 18, 24.

what's a Fibonacci sequence?

Answers

Hello :)


A Fibonacci Sequence is a series of number . It is the sum of two preceding numbers.


Hope this helps <33
a Fibonacci sequence is a series of number, each number is the sum of the proccding number 
simplest sequence is 1,1,2,3,5,8 and so on

Alice has a box that is 5 inches long, 5 inches wide, and 5 inches tall. How many 1 inch by 1 inch by 1 inch blocks can Alice fit into the box?

Answers

The volume of the box, is 5 x 5 x 5, which is equivalent to 125. The answer should be 125 1 inch blocks.
Hope this helps!:)
~Scarlett

what is the answer to the system of equations 2x+y=29 and y=1x+2.

explain why, if answer is a random answer you will be reported and lose points.

this is for free and easy points

Answers

y = x+2 means that y can be replaced by x+2
The other equation is 2x+y = 29.

2x+y = 29
2x+x+2 = 29
3x = 27
x = 9

y = x+2 = 9+2 = 11

2x+y = 29

2x+x+2 = 29

3x = 27

x = 9



Hope this helps...

Which are the solutions of x2 = –5x + 8?

Answers

The answer is A
hope this helps

Answer:

The solutions are 1.275 and -6.275

Step-by-step explanation:

Given

x^2 = –5x + 8

First, put all terms in the left side of the equal sign, as follows:

x^2 + 5x - 8 = 0

Then, use the quadratic formula with a = 1 (the coefficient of the quadratic term), b = 5 (the coefficient of the linear term) and c = -8 (the independent term).

[tex]x = \frac{-b \pm \sqrt{b^2 - 4(a)(c)}}{2(a)}[/tex]

[tex]x = \frac{-5 \pm \sqrt{5^2 - 4(1)(-8)}}{2(1)}[/tex]

[tex]x = \frac{-5 \pm \sqrt{57}}{2}[/tex]

[tex]x_1 = \frac{-5 + \sqrt{57}}{2}[/tex]

[tex]x_1 = \frac{-5 + 7.55}{2}[/tex]

[tex]x_1 = 1.275[/tex]

[tex]x_2 = \frac{-5 - \sqrt{57}}{2}[/tex]

[tex]x_2 = \frac{-5 - 7.55}{2}[/tex]

[tex]x_2 = -6.275 [/tex]

find the distance between :(-1,5)( 3,-2)

Answers

Try this option:

distance=  [tex] \sqrt{(3+1)^2+(5+2)^2}= \sqrt{65} [/tex]

A segment has endpoints at (3,−4) and (3,−17) How many units long is the segment?

Answers

the segment is 13 units long.

Answer:

what the other person said

Step-by-step explanation:

Find the vertex of the given function.
f(x) = l x-5 l + 10
The vertex is at (___, ___)

Answers

when it comes to this "vertex form" type of expressions, the cheap way to get the vertex is, set the grouped terms to 0, namely

x - 5 = 0
x = 5

well, if we set x = 5, x - 5, turns to 0, and that happens when x  = 5, therefore, the vertex is

| x - 5 | + 10

| (5) - 5 |  (+ 10)              is at ( 5 , 10 )

The vertex of an absolute function is the highest or lowest point of the function. The vertex of the given equation is: (5,10)

Given that:

[tex]f(x) = |x - 5|+ 10[/tex]

If an absolute function is represented as:

[tex]f(x) = a|x - h|+ k[/tex]

The vertex of the function is:

[tex]Vertex = (h,k)[/tex]

By comparing [tex]f(x) = a|x - h|+ k[/tex] and [tex]f(x) = |x - 5|+ 10[/tex]

[tex]h = 5[/tex]

[tex]k =10[/tex]

So, the vertex is:

[tex]Vertex = (5,10)[/tex]

Read more about vertices at:

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Will Give 100 points and brainliest!
An image of a rectangular pyramid is shown below: A right rectangular pyramid is shown. Part A: A cross section of the rectangular pyramid is cut with a plane parallel to the base. What is the name of the shape created by the cross section? Explain your answer. (5 points) Part B: If a cross section of the rectangular pyramid is cut perpendicular to the base, passing through the top vertex, what would be the shape of the resulting cross section? Explain your answer. (5 points)

Answers

Part A: Square cross-section 
Part B: Rectangle cross-section 

The Part A cross section will be rectangle and Part B cross section will be triangle .

What is rectangular pyramid ?

A rectangular pyramid is a 3-D object with a base shaped like a rectangle and triangle-shaped faces or sides that correspond to each side of the base. Like the other types of pyramids, a rectangular pyramid also has a point on top of the base of the pyramid that is joined together by bringing the top of all the sides which is known as the apx. A rectangular pyramid has a total of 5 faces, 5 vertices, and 8 edges and is of two types a right pyramid or an oblique pyramid.  

According to the question

Part A: A cross section of the rectangular pyramid is cut with a plane parallel to the base.

When we cut a cross section parallel to base of the rectangular pyramid which have rectangular base

The cross section will always be a rectangle.  

Part B: If a cross section of the rectangular pyramid is cut perpendicular to the base, passing through the top vertex .

When we cut a cross section perpendicular to the base, passing through the top vertex of the rectangular pyramid

The cross section will always be a Triangle.  

As the lateral face of a rectangular pyramid  is a triangle, so a cross section that passes through the top vertex and the base is also a triangle.

Hence , The Part A cross section will be rectangle and Part B cross section will be triangle .

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John bought 15 cookies and ate 3 of them. He ate ____% of the cookies.

Answers

He ate 20% of the cookies 
20 because 15/3 = 5 and 20 goes into 100 5 times

Eliminate the parameter. x = one divided by two t, y = 3t^3 - 1

Answers

Your answer to this willl be undefined because you do not have enough information to complete the question

Answer:

y = 24x3 - 1

Step-by-step explanation:

None needed YW

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