Answer:
63/h - 3.14
Step-by-step explanation:
Quotient means divide.
So the answer to the division is a quotient. 63/h is the quotient of the division.
Less means subtract so the subtraction that is taking place is
63/h - 3.14 and that's your answer.
Often with these questions, you start backwards as in this question.
contestants on a popular game show have an opportunity to randomly select a cash prize in 6 hidden containers. the highest possible cash prize is 25,000. the next highest prize is 5,000 and the one after that is 1000.
a. think about how the value of the prize changes from one container to the next. describe the pattern.
b. determine the prize values in the remaining containers.
c. represent the prize values in all six containers as a numeric sequence. then represent the sequence using table values
Answer:
A. The pattern is you multiply by 5
B. All 6 prizes are 25,000 and 5,000 and 1,000 and 200 and 40 and 8
C. ??
Step-by-step explanation:
The cash prize values in the game show reduce by a multiple of 5 each time from $25,000 to $5,000, $1,000, $200, $40, and $8. This forms a declining sequence and can be represented in a tabular form.
Explanation:Contestants on a popular game show have six containers from which to select a hidden cash prize. The pattern of the prize values seems to exist in multiples of 5, with each prize being 5 times smaller than the previous one.
a. 25,000 is the highest cash prize. The next highest prize is 5,000, which is 5 times smaller than 25,000. The third prize, 1,000, is again 5 times smaller than 5,000. Thus, there seems to be a pattern where each subsequent prize is 1/5th of the preceding one.
b. Continuing this pattern, the prize values in the remaining containers would be 200, 40, and 8. Each of these values is 1/5th of the preceding value.
c. We can represent the values in a numeric sequence as follows: 25,000, 5,000, 1,000, 200, 40, 8. Our table representation would look as follows:
ContainerPrize Value125,00025,00031,000420054068
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(3 x _) + (2 x 2)= 3x(5+2)
I don’t know how to get both sides the same
What is the solution to this system of equations?
Answer:
First choice.
Step-by-step explanation:
You could plug in the choices to see which would make all the 3 equations true.
Let's start with (x=2,y=-6,z=1):
2x+y-z=-3
2(2)+-6-1=-3
4-6-1=-3
-2-1=-3
-3=-3 is true so the first choice satisfies the first equation.
5x-2y+2z=24
5(2)-2(-6)+2(1)=24
10+12+2=24
24=24 is true so the first choice satisfies the second equation.
3x-z=5
3(2)-1=5
6-1=5
5=5 is true so the first choice satisfies the third equation.
We don't have to go any further since we found the solution.
---------Another way.
Multiply the first equation by 2 and add equation 1 and equation 2 together.
2(2x+y-z=-3)
4x+2y-2z=-6 is the first equation multiplied by 2.
5x-2y+2z=24
----------------------Add the equations together:
9x+0+0=18
9x=18
Divide both sides by 9:
x=18/9
x=2
Using the third equation along with x=2 we can find z.
3x-z=5 with x=2:
3(2)-z=5
6-z=5
Add z on both sides:
6=5+z
Subtract 5 on both sides:
1=z
Now using the first equation along with 2x+y-z=-3 with x=2 and z=1:
2(2)+y-1=-3
4+y-1=-3
3+y=-3
Subtract 3 on both sides:
y=-6
So the solution is (x=2,y=-6,z=1).
How do I plot this equation on the graph ?
Answer:
y = ¼x + 2
Step-by-step explanation:
x - 4y = -8
-x - x
__________
-4y = -x - 8
___ _____
-4 -4
y = ¼x + 2
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A rectangle is 25 feet long.Its area is 375 square feet. What is the width of the rectangle?
Answer:
Width of rectangle is 15 ft !
Step-by-step explanation:
Given :-
• Area of rectangle = 375 ft²
• Length of rectangle = 25 ft
• Let width of the rectangle be b ft
Formula for area of rectangle
= ( lenght ) ( width )
Substituting the value ,
375 ft² = 25ft ( b ft )
[tex] \frac{375 {ft}^{2} }{25ft} = bft[/tex]
15 = b
So, the width of rectangle is 15 ft
The required width of the rectangle is 15 feet which is 25 feet long and the area is 375 square feet.
Given that,
A rectangle is 25 feet long. Its area is 375 square feet. What is the width of the rectangle is to be determined.
The rectangle is 4 sided geometric shape whose opposites are equal in lengths and all angles are about 90°.
Here,
The area of the rectangle = length * width
25 = 375 * width
width = 375 / 25
width = 15
Thus the required width of the rectangle is 15 feet.
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Zareen has 24 minutes to work on her math homework, and each problem is taking her 2/3 of a minute, on average, to complete. Which expression can be used to determine the number of math problems she will be able to complete in the time she has?
Answer is 24 divided by 2/3
Answer:
24 ÷ 2/3
Step-by-step explanation:
15 points
What is the value of x in the equation ?
StartFraction one-half EndFraction left-parenthesis n minus 4 right-parenthesis minus 3 equals 3 minus left-parenthesis 2 n plus 3 right-parenthesis.
2
13
Answer:
x=2
Step-by-step explanation:
isolate the variable by dividing each side by factors that dont contain the variable
Answer:
the answer is C (2)
Step-by-step explanation:
Solve A = a+b/2 for b
Answer:
Step-by-step explanation:
I'm not sure if the right side is [tex]\frac{a + b}{2}[/tex] or [tex]a + \frac{b}{2}[/tex], so I'll provide an answer for both:
[tex]A = \frac{a + b}{2}[/tex]
[tex]2A = a + b[/tex]
[tex]2A - a = b[/tex]
[tex]A = a + \frac{b}{2}[/tex]
[tex]A - a = \frac{b}{2}[/tex]
[tex]2(A - a) = b[/tex]
[tex]2A - 2a = b[/tex]
what is 4 9/20 as a decimal
Answer:
4.45
Step-by-step explanation:
4 9/20
4 + 9/20
1/20 = 0.05
so 9/20 = 9 × 0.05
9/20 = 0.45
4 9/20 = 4 + 0.45
4 9/20 = 4.45
Help me thank you!!!!!
Answer:
x= 31 degrees
Step-by-step explanation:
A triangle's angles add up to 180 degrees. Look at the 123, it's not part of the triangle. Subtract it from 180. You should get 57 degrees. Now, make an equation. You know it equals 180, so you add up all the sides like this: 57+92+x=180. After solving the equation, you should get 31 degrees.
If 12% of a number is 24, what is the number?
Answer:
The number is 200.
Step-by-step explanation:
12% of a number = 24
Let the number be x.
[tex]\frac{12}{100}[/tex] of x = 24
0.12x = 24
x = [tex]\frac{24}{0.12}[/tex] = 200
So the number (x) is 200.
Find the slope of the lines passing through th points (-9,-3)and (7,-7)
Answer:
slope = - [tex]\frac{1}{4}[/tex]
Step-by-step explanation:
Calculate the slope m using the slope formula
m = (y₂ - y₁ ) / (x₂ - x₁ )
with (x₁, y₁ ) = (- 9, - 3) and (x₂, y₂ ) = (7, - 7)
m = [tex]\frac{-7+3}{7+9}[/tex] = [tex]\frac{-4}{16}[/tex] = - [tex]\frac{1}{4}[/tex]
Answer:
-¼
Step-by-step explanation:
-y₁ + y₂\-x₁ + x₂ = m
[tex] \frac{3 - 7}{9 + 7} = - \frac{4}{16} = -\frac{1}{4} [/tex]
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someone please help ASAP will give brainliest
Answer:
Step-by-step explanation:
Alexis left her house at 7:45 p.m. to go shopping for clothes. She returned at 10:30 p.m.
a) express the time in hours that Alexis spent away for home.
Alexis spent 2 hours and 45 minutes away from home, which is equivalent to 2.75 hours.
Explanation:To calculate how long Alexis spent away from home, we need to find the difference between the time she left and the time she returned. She left her house at 7:45 p.m. and returned at 10:30 p.m.
First, we'll convert both times to a 24-hour format to make it easier to compute the time difference. The time Alexis left remains the same as 19:45 (since p.m. times are already in the second half of a 24-hour day), and the time she came back is 22:30.
Next, we subtract the time Alexis left from the time she returned:
22:30
-19:45
______
The difference in the minutes column is 30 - 45, which would be negative, so we need to borrow an hour from the hours column.
22:30
-19:45
______
Convert the borrowed hour into 60 minutes and add to the 30 minutes: 60 + 30 = 90 minutes.
21:90
-19:45
______
Now we can subtract the minutes:
90 - 45 = 45 minutes.
And subtract the hours:
21 - 19 = 2 hours.
Therefore, Alexis spent 2 hours and 45 minutes away from home.
To express this time purely in hours, we convert 45 minutes into hours by dividing by 60:
45 minutes ÷ 60 minutes per hour = 0.75 hours.
Adding this to the 2 hours, we find that Alexis was away from home for 2.75 hours.
Final answer:
Alexis was away from home for 2 hours and 45 minutes, which is equivalent to 2.75 hours. The calculation involves subtracting the time she left from the time she returned and converting minutes to hours for an accurate measure.
Explanation:
The student is asking how to calculate the time Alexis spent away from home while she went shopping for clothes. To solve this, we need to calculate the difference in time between when she left and when she returned.
Alexis left her house at 7:45 p.m. and returned at 10:30 p.m.. To find the number of hours she spent away from home, we can follow these steps:
Convert the times into a 24-hour format if necessary, but here it's not required as both times are in the p.m.
Subtract the start time from the end time.
In this case, 10:30 p.m. is the same as 22:30 in a 24-hour format, and 7:45 p.m. is the same as 19:45. So,
22:30 (End Time)
- 19:45 (Start Time)
----
We have a difference of 2 hours and 45 minutes. To express this time purely in hours, we convert 45 minutes to a decimal by dividing by 60 (since there are 60 minutes in an hour).
45 minutes / 60 = 0.75 hours
Therefore, Alexis was away for 2.75 hours.
The sum of two numbers is 15 and their product is 54.What are the two numbers?
Ms. Handler walks to work at an average speed of 5 km per hour. if she increases her speed to 6 kilometers per hour she will save 10 minutes.
Find the distance she walks
Answer:
The distance she walks is 5 km
Step-by-step explanation:
Let
x -----> the distance in kilometers
y ----> the time in hours
we know that the speed is equal to divide the distance by the time
Average speed of 5 km/h
[tex]5=\frac{x}{y}[/tex]
[tex]y=\frac{x}{5}[/tex] -----> equation A
Average speed of 6 km/h
convert 10 minutes to hours
[tex]10\ min=10/60=1/6\ h[/tex]
[tex]6=\frac{x}{y-\frac{1}{6}}[/tex] ----> equation B
Solve the system by graphing
The solution is the intersection point both graphs
The solution is the point (5,1)
see the attached figure
therefore
The distance she walks is 5 km
Verify
Average speed of 5 km/h
[tex]y=\frac{5}{5}=1\ h=(1)*60=60\ min[/tex]
Average speed of 6 km/h
[tex]y=\frac{5}{6}\ h=\frac{5}{6}*60=50\ min[/tex]
The difference is the time she will save
[tex]60\ min-50\ min=10\ min[/tex] ----> is correct
To find the distance Ms. Handler walks, we can set up a proportion and solve for the variable d. The distance is found to be 5 kilometers.
Explanation:To solve this problem, we can set up a proportion between the distance Ms. Handler walks and the time it takes her at each speed.
Let's say the distance she walks is d kilometers. At a speed of 5 km/h, the time it takes her to walk the distance is d/5 hours. At a speed of 6 km/h, the time it takes her is d/6 hours.
We can then set up the following proportion:
d/5 = d/6 + 10/60
To simplify the equation, we can multiply both sides by 30 to get rid of the denominators:
6d = 5d + 5
Simplifying further, we get:
d = 5
Therefore, the distance Ms. Handler walks is 5 kilometers.
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Please help me with this equation
Answer: The answer is 2 10/27
A parcel has a mass of 500g. Calculate its weight. (Assume the gravitational field strength is 10N/kg).
Answer:5n
Step-by-step explanation:
Final answer:
The weight of a 500g parcel, with a gravitational field strength of 10 N/kg, can be calculated using the formula w = mg, giving a weight of 5 N.
Explanation:
To calculate the weight of a parcel with a mass of 500g (0.5 kg), we will use the formula for weight, which is w = mg, where w is the weight in newtons (N), m is the mass in kilograms (kg), and g is the gravitational field strength in newtons per kilogram (N/kg). Given that the gravitational field strength is 10 N/kg, the weight of the parcel can be calculated as follows:
First, convert the mass from grams to kilograms: 500g is equal to 0.5 kg.Next, use the formula w = mg with m = 0.5 kg and g = 10 N/kg.Calculate the weight: w = 0.5 kg × 10 N/kg = 5 N.Therefore, the weight of the parcel is 5 N.
Sophie earns $18 for working 2 1/4 hours how much can she earn per hour
Sophie earns $8.00 per hour. To find this, dividends of $18 by 2.25, representing the total hours worked, result in the per-hour earning.
To calculate how much Sophie earns per hour, we need to divide her total earnings by the total number of hours she worked. Sophie earns $18 over 2 1/4 hours.
First, we express the hours worked as an improper fraction or a decimal for ease of calculation. Since 1/4 hour is equivalent to 15 minutes, and 2 1/4 hours are the same as 2 + 0.25 which equals 2.25 hours. Now we divide $18 by 2.25 hours to find the hourly wage:
Hourly Wage = Total Earnings / Total Hours Worked
Hourly Wage = $18 / 2.25 hours
Hourly Wage = $8.00 per hour
So, Sophie earns $8.00 per hour.
4. If DF = 9x - 39, find EF.
Help I’m so confused!!!!
Answer:
EF =58
Step-by-step explanation:
from the illustration,
EF =DF - DE
given that DF =9x-39 , DE =47 EF=3x +10
substitute them into the formula,
3x +10=9x-39 - 47
solving for x
3x +10 =9x -86
grouping like terms
3x - 9x =-86 -10
-6x=-96
dividing through by -6
[tex] \frac{ - 6x}{ - 6} = \frac{ - 96}{ - 6} [/tex]
[tex]x = \frac{96}{6} [/tex]
[tex]x = 16[/tex]
but EF=3x+10
substitute x=16 into it to get the EF
EF= 3(16)+10
EF=48+10
EF=58
[tex]\huge\boxed{58}[/tex]
First of all, we know that [tex]DE+EF=DF[/tex], because these are two segments that make up one larger segment.
Write this as an equation.
[tex]DE+EF=DF[/tex]
[tex]47+(3x+10)=9x-39[/tex]
Remove the parentheses. [tex]47+3x+10=9x-39[/tex]
Combine the like terms. [tex]3x+57=9x-39[/tex]
Subtract [tex]9x[/tex] from both sides. [tex]-6x+57=-39[/tex]
Subtract [tex]57[/tex] from both sides. [tex]-6x=-96[/tex]
Divide both sides by [tex]-6[/tex]. [tex]x=16[/tex]
Now, find [tex]EF[/tex].
[tex]3x+10[/tex]
[tex]3(16)+10[/tex]
Multiply. [tex]48+10[/tex]
Add. [tex]\boxed{58}[/tex]
What is 4/16 simplify
Answer:1/4
Step-by-step explanation: divide both numbers by 4
[tex]\huge\boxed{\frac{1}{4}}[/tex]
You can simplify a fraction by dividing its numerator and denominator both by a factor from both of the numbers.
In this case, [tex]4[/tex] is a factor of the numerator and the denominator.
Divide both the numerator and the denominator by [tex]4[/tex].
[tex]\dfrac{4}{16} \div \dfrac{4}{4} = \dfrac{4 \div 4}{16 \div 4} = \boxed{\dfrac{1}{4}}[/tex]
Cindy has 42 meters of fencing. She
plans to fence in a rectangular dog run
that is 6 meters wide.
[Remember, the formula for the
perimeter of a rectangle (the distance
around) is p = 2L + 2w, where L-
length and w = width.]
Answer:
15
Step-by-step explanation:
PLZ HELP! ASAP 25 POINTS! AND BRAINLEST!!!
Add 113+(−56) using the number line. Select the location on the number line to plot the sum. -2 -12 3 -11 3 -1 -2 3 -1 3 0 1 3 2 3 1 11 3 12 3 2
THE Answer is 67
Step-by-step explanation:
Answer:
The Correct Answer Is 57
Step-by-step explanation:
According To Research
=113+(-56)
=113-56
=57
Evaluate the expression.
38 +16 - 12 - 2 - (302)
Enter your answer in the box.
Answer:
-262
Step-by-step explanation:
Evaluate Subtraction & Addition from right to left [or left to right, as long as you know what you are doing]:
38 + 16 - 12 - 2 - 302
|_______||____________|
[tex]44 - 316 = -262[/tex]
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Write each fraction or mixed number as a decimal 7/20
Answer:
[tex]\large\boxed{\dfrac{7}{20}=0.35}[/tex]
Step-by-step explanation:
[tex]\bold{METHOD\ 1}\\\\\dfrac{7}{20}=7:20=0.35\\\\\text{Use a calculator or long division}\\\\.\qquad\underline{0.35}\\.\ \ 20|7\\.\ \ \ \ \ \underline{\ 0}\\.\qquad70\\.\ \ \ \ \ \underline{\ 60}\\.\qquad100\\.\qquad\underline{100}\\.\qquad==[/tex]
[tex]\bold{METHOD\ 2}\\\\\dfrac{7}{20}=\dfrac{7\cdot5}{20\cdot5}=\dfrac{35}{100}=0.35[/tex]
the complementary angle of 45
Answer:
45°
Step-by-step explanation:
Complementary angles sum to 90°, thus
90° - 45° = 45° ← is the complement of 45°
The cost, C, of ground beef varies directly with its weight in ounces, W. If 16oz of ground beef cost $3.20, what is the equation that would allow you to find the cost of any weight of ground beef?
A. C=0.2w
B. C=3.2w
C. C=5w
D. C=8w
Answer:
The answer would be B.
Step-by-step explanation:
Which expression is equivalent to 34 ⋅ 3−9?
Answer:
93
Step-by-step explanation:
PEMDAS
parenthesis, exponents, multiplication, division, addition, subtraction
34 x 3 - 9
102 - 9
93
Answer:
93
Step-by-step explanation:
First we have to use pemdas
so we multiply
34*3=102
the we subtract
102-9=93
so 93 is your answer.
For what value of x will 55 and x have the mean (average) as 67? explain how you got your answer
Answer:
X=79
Step-by-step explanation:
The answer can be found by finding the difference of 67 and 55 which would be 12, then adding 12 and 67 to get 79. I can do this because if 2 numbers are split equally between them, then adding an number to get one will get you the other. It may seem confusing, comment if you still need help.
A hiking club charges $60 to join and $12 for each hiking trip. Write an expression to model the total
cost. Find the cost of six hikes.
Answer:
4,320 dollars. Expression is 60 × 12(6)
Answer:The trip will cost 132$
can i get brainlyest
Step-by-step explanation:60(to join) + 12(per hike)x6(hikes)
12 x 6 = 72 + 60 =132