Answer:
Day 1 = 85 dollars
Day 2 = 110 dollars
Day 3 = 135 dollars
Day 4 = 160 dollars
Step-by-step explanation:
$60 is a one time fee so only has to be used once in a formula.
Y:25x+60 X= the # of days so just multiply numbers of days by 25 then add the 60.
-13(v-6)=-5v+2(5v+12)
Answer:
v = 3Step-by-step explanation:
[tex]-13(v-6)=-5v+2(5v+12)\qquad\text{use the distributive property}\\\\(-13)(v)+(-13)(-6)=-5v+(2)(5v)+(2)(12)\\\\-13v+78=-5v+10v+24\qquad\text{cobine like terms}\\\\-13v+78=(-5v+10v)+24\\\\-13v+78=5v+24\qquad\text{subtract 78 from both sides}\\\\-13v+78-78=5v+24-78\\\\-13v=5v-54\qquad\text{subtract}\ 5v\ \text{From both sides}\\\\-13v-5v=5v-5v-54\\\\-18v=-54\qquad\text{divide both sides by (-18)}\\\\\dfrac{-18v}{-18}=\dfrac{-54}{-18}\\\\v=3[/tex]
Please help asap!!
Answer:
(4,-1)
Step-by-step explanation:
the graph goes up or down by 2 each time so 2x2=4
then half of -2 is -1
E
What are the dimensions of the product?
2
4 -3 |x| -2
гу со
| 6 1 о| |
o1 x 2
O2 x 2
О 3x 2
o3х3
Answer:
The dimension of the product is 2×2.
Step-by-step explanation:
The given problem is based on Matrices and it is a matrix multiplication or Matrix product.
For any Two Matrix multiplication it is necessary, number of columns of matrix A must be equal to number of rows of matrix B.
Then only multiplication of matrix exist.
Then the product of multiplication i.e Matrix C will have the order number of rows of Matrix A by number of columns of Matrix B
Let A be the first Matrix multiplied by matrix B
Matrix A is of order 2×3
Rows=2, column =3
Matrix B is of order 3×2
Rows=3, column =2
So here number of columns of matrix A is equal to number of rows of matrix B i.e 3
And the product order will be number of rows of Matrix A by number of columns of Matrix B .i.e 2×2
Answer:
b on edge or 2x2
Step-by-step explanation:
write an expression where you multiply 0.035 times the power of ten so that the product is greater than 1 and less than 100 please help
Answer:
[tex]0.035\times 10^{3}[/tex]
Step-by-step explanation:
Given: The value of 0.035
Now, as we know 0.035 has three decimal place which mean if we multiply by 1000 then we have the product 35 which is greater than 1 and less than 100, however if we multiply 0.035 by 10000 then the output will be greater than 100, which is invalid.
Lets us use hit and trail method.
[tex]0.035\times 1000 = 35 < 100\\\\0.035\times 10000= 350 >100[/tex]
Now lets put the value in expression
[tex]0.035\times 10^{3}[/tex]
how many solutions are there to this equation 3(x-4)+5-x=2x-7
-3x-4ya 2
Зr + 3y=-3
Answer:
x= -2 and y=1
Step-by-step explanation:
Given equations:
-3x - 4y = 2
3x + 3y = -3
Adding these two equations, we get:
3y - 4y = -1 ⇒ y=1
⇒ 3x + 3(1) = -3 ⇒ x=-2
A bicycle store costs $3250 per month to operate. The store pays an
average of $35 per bike. The average selling price of each bicycle is $85
How many bicycles must the store sell each month to break even?
Answer:
65 bikes
Step-by-step explanation:
The store buys the bikes that they sell for $35, and they sell them for $85, so in order to find the actual amount of money earned from one sale, you have to subtract how much they sell the bikes for by how much they bought them for, so:
85 - 35 = 50
Then, you divide the $3250 by the 50:
3250 / 50 = 65
So now we know that the store must sell 65 bikes a month to break even.
Five math questions
Answer:
THE FIRST ONE IS -3<1
THE SECOND ONE IS 7.11>-7.1
THE THIRD ONE IS 16 OVER 5
I DON'T KNOW THE LAST TWO SORRY
Answer:
#1
# 1
x=4
don't know number 4 and 5
so i think it is
7 and 9
[3,4]
Step-by-step explanation:
On a train car there are 30 rows of seats and each row has 5 seats .find the total number of seats on 6 train cars .draw a model and write an equation to support the answer
Answer:
900
Step-by-step explanation:
30 x 5 = 150 and 150 x 6 = 900. You would make a model with 5 rows of 30, then make 6 of them
In 2018, there were 238 Republicans, and 201 Democrats in the House of Representatives. Find the percentage of Republicans in the House of Representatives in 2018.
Answer:
54.2%
Step-by-step explanation:
The total number is 238 + 201 = 439. The percent that is Republican is:
238 / 439 × 100% = 54.2%
The percentage of Republicans in the House of Representatives in 2018 was approximately 54.21%, computed using the formula for percentage calculation - (number of Republicans/total number of representatives)*100.
Explanation:The subject of this question is Mathematics, specifically Percentage Calculation. To answer the question, we need to find the percentage of Republicans in the House of Representatives in 2018. Given that there were 238 Republicans and 201 Democrats, the total number of representatives is 238 + 201 = 439.
To find the percentage of Republicans, we divide the number of Republicans by the total number of representatives and multiply by 100. So, the calculation would be: (238/439) * 100, which gives approximately 54.21%. Therefore, the percentage of Republicans in the House of Representatives in 2018 was approximately 54.21%.
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Dylan buys 3.2 pounds of grapes for $2.56. What is the price per pound of the grapes?
Answer:
$0.64/lb
Step-by-step explanation:
The price per pound of the grapes is $0.8/pound and this can be determined by using the unitary method.
Given :
Dylan buys 3.2 pounds of grapes for $2.56.
To determine the price per pound of the grapes, the unitary method can be used and in the unitary method single unit is evaluated first then the necessary unit by multiplying the single unit.
Given that Dylan buys 3.2 pounds of grapes for $2.56 so, through the unitary method the unit price per pound will be:
[tex]=\dfrac{2.56}{3.2}[/tex]
= $0.8 / pound
So, the price per pound of the grapes is $0.8/pound.
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7 bees 5 cockroaches 8 spiders 4 deer 4 boars how many legs are there in total
There are total 168 legs.
Given, 7 bees 5 cockroaches 8 spiders 4 deer 4 boars.
We have to calculate the total number of legs.
Since, 1 bees has 6 legs, so 7 bees has in total [tex](7\times 6=42)[/tex] legs.
1 cockroach has also 6 legs, so 5 cockroach has in total of [tex](6\times 5=30)[/tex] legs.
1 spider has 8 legs so 8 spider has in total of [tex](8\times 8=64)[/tex] legs.
1 deer has 4 legs so 4 deer has in total of 16 legs.
1 boar has 4 legs so 4 boars has in total of 16 legs.
Hence the total number of legs the above animal has will be,
[tex]42+30+64+16+16=168[/tex] legs.
Therefore, There are total 168 legs.
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There are 3 blobs per $1.50 what is 6 blobs per _____
Answer:
$3
Step-by-step explanation:
3 blobs for 1.50
that means 1 blob is (1.50 / 3) which is 50 cents per blob
0.50 * 6 = 3 dollars for 6 blobs
The question is about cost ratios. Given that 3 blobs are worth $1.50, a single blob is worth $0.50. Therefore, 6 blobs would cost $3.00.
Explanation:The question is asking about cost ratios. In the presented situation, there are 3 blobs for every $1.50. We can say that the cost of one blob is $1.50 divided by 3, which is $0.50. If we are looking for the cost of 6 blobs, we simply multiply the cost of one by 6, which gives us $3.00. Therefore, 6 blobs cost $3.00.
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The equation used to predict the total body weight (in pounds) of a female athlete at a certain school is ModifyingAbove y with caret equals negative 121 plus 3.38 x 1 plus 1.48 x 2, where x1 is the female athlete's height (in inches) and x2 is the female athlete's percent body fat, measured as x2%. Use the multiple regression equation to predict the total body weight for a female athlete who is 68 inches tall and has 21% body fat.
To predict the total body weight for a female athlete who is 68 inches tall and has 21% body fat, substitute the given value for each independent variable into the multiple regression equation.
Substitute the values for x1 and x2 into the multiple regression equation.
Answer:
do u still need help??
Step-by-step explanation:
Use prime factorization to find the GCF of 10, 45
Answer:
GCF(10, 45) = 5Step-by-step explanation:
[tex]10=2\cdot\boxed{5}\\\\45=3\cdot3\cdot\boxed{5}\\\\GCF(10,\ 45)=\boxed{5}[/tex]
A bag contains white marbles and yellow marbles 58 in total. The number of white marbles is 2 more than 3 times the number of yellow marbles. How many white marbles are there
Answer:
44.
Step-by-step explanation:
Let, x= white marbles
and y= yellow marbles
Now, according to the first condition
x + y = 58 … (1)
According to the second condition,
x= 3y+2
Or, 3y - x = -2 … (2)
Adding (1) and (2)
4y= 56
Or, y= 14 ... (3)
Now, putting (3) in (1)
x = 44
Therefore there are 44 White marbles and 14 yellow marbles.
A movie theater sends out a coupon for 85% off the price of a ticket. Write an equation for the situation, where y is the price of the ticket with the coupon, and x is the original price of the ticket. Use pencil and paper. Draw a graph of the equation and explain why the line should only be in the first quadrant.
The equation is y=__________
(Use integers or decimals for any numbers in the expression).
Answer:
[tex]y=0.15x[/tex]
Step-by-step explanation:
Given:
Original price of the ticket is [tex]x[/tex]
Price after using the coupon is [tex]y[/tex]
Coupon discount is 85% of [tex]x=0.85x[/tex]
Therefore, the price after applying coupon is given as the difference of the original price and the coupon discount. That is,
[tex]y=x-0.85x=x(1-0.85)=0.15x\\\therefore y=0.15x[/tex]
The graph is shown below. The graph passes through the origin as the above relationship is a proportional relationship.
The line [tex]y=0.15x[/tex] strictly remains in the first quadrant as both [tex]x[/tex] and [tex]y[/tex] can't be negative as they represent price of tickets and price can never have negative values. Hence, only the first quadrant has both the values of [tex]x[/tex] and [tex]y[/tex] positive.
A company ears a profit of $100 the first month it is in business. Every month after that, the
company ears a profit that is 1 1/2 the previous month's profit.
What will the company's profit be in the fifth month?
Good evening ,
Answer:
1318.75 $Step-by-step explanation:
Look at the photo below for the details.
:)
Assume the adults have IQ scores that are normally distributed with a mean of 105 in a standard deviation of 20 find the probability that a randomly selected adult has an IQ less than 145
Answer:
The correct answer is that the probability of a randomly selected adult has an IQ less than 145 is 97.8%
Step-by-step explanation:
According to the graphic of a standard distribution attached, we have:
68.3% of the population will have an IQ +/- one time the standard deviation plus the mean. It means that 68.3% (Rounding to one decimal place) of the adults will have an IQ between 85 and 125.
95.5% of the population will have an IQ +/- two times the standard deviation plus the mean. It means that 95.5% (Rounding to one decimal place) of the adults will have an IQ between 65 and 145.
The remaining 4.5% of the adults will have either an IQ below 65 or above 145. In this case, we only want to know the percentage below 65 because the question is about the probability of an IQ less than 145. For calculating the percentage of adults that have an IQ less than 65, we use this fraction:
4.5%/2 = 2.3% (Rounding to one decimal)
and we add this percentage to 95.5:
Probability that a randomly selected adult has an IQ less than 145 = 95.5 + 2.3 = 97.8%
Hope the moderator will not delete the answer because I'm uploading a graphic; this graphic is exclusively for academic purposes.
(50,3)
(60,7)
(80,14)
Use two of the points on the trend line to find the slope of the trend line
Answer: 2/5
Step-by-step explanation:
slope = change in y/change in x (y2-y1/x2-x1)
slope (using points (50,3) and (60,7)) = 7-3/60-50 = 2/5
1) Does the point (0,4) make either equation true? Substitute it in and find out.
Answer:
The point (0,4) doesn't make either equation true.
Step-by-step explanation:
Consider the equations.
[tex]y=-2x[/tex] and [tex]y=x+3[/tex]
We need to determine the point (0,4) make either equation true.
Substitute x=0 and y=4 in [tex]y=-2x[/tex]
[tex]4=-2(0)[/tex]
[tex]4=0[/tex]
Which is false.
Substitute x=0 and y=4 in [tex]y=x+3[/tex]
[tex]4=(0)+3[/tex]
[tex]4=3[/tex]
Which is false.
Hence, the point (0,4) doesn't make either equation true.
the numerator of a fraction is 9 and the denominator is6. all of the following numbers are equivalent except
Question is incomplete, complete question is given below.
The numerator of a fraction is 9 and the denominator is 6. All of the following numbers are equivalent except _____.
A) 2/3
B)3/2
C)1 1/2
D)18/12
Answer:
A) 2/3
Step-by-step explanation:
Given:
The fraction is [tex]\frac{9}{6}[/tex]
By solving the above fraction to its simplest form we get
[tex]\frac{9}{6}=\frac{3\times3}{2\times2}=\frac{3}{2}[/tex]
Now For Option A which is [tex]\frac{2}{3}[/tex]
Give fraction is [tex]\frac{3}{2}[/tex]
We can say that it is Not equivalent to given fraction.
Now For Option B which is [tex]\frac{3}{2}[/tex]
Give fraction is [tex]\frac{3}{2}[/tex]
We can say that it is equivalent to given fraction.
Now For Option C which is [tex]1\frac{1}{2}[/tex]
Solving above equation to simplest form we get,
[tex]1\frac{1}{2}= \frac{1\times2+1}{2}=\frac{3}{2}[/tex]
Give fraction is [tex]\frac{3}{2}[/tex]
We can say that it is equivalent to given fraction.
Now For Option D which is [tex]\frac{18}{12}[/tex]
Solving above equation to simplest form we get,
[tex]\frac{18}{12}= \frac{6 \times 3}{6 \times 2} = \frac{3}{2}[/tex]
Give fraction is [tex]\frac{3}{2}[/tex]
We can say that it is equivalent to given fraction.
Hence all answer B C and D are all equal to [tex]\frac{3}{2}[/tex] except A which is [tex]\frac{2}{3}[/tex]
Sherry invested some money at 7% interest Sherry also invested $242 more than four times that amount at 6% how much is invested at each rate if Sherry receives $427.13 in interest after one year
$1331 is invested at 7% and $5566 is invested at 6%
Step-by-step explanation:
The formula of the simple interest is I = P r t, where
P is the money investedr is the rate of interest in decimalt is the time of investmentAssume that Sherry invested $P in the first account
∵ Sherry invested $P in the first account at 7% interest for 1 year
∵ I = P r t
∴ The interest of the 1st account = P( [tex]\frac{7}{100}[/tex] )(1)
∴ The interest of the 1st account = 0.07 P
∵ Sherry also invested $242 more than four times that amount at
6% for 1 year
- Multiply P by 4 and add 242 to the product
∴ Sherry invested in the 2nd account (4P + 242)
∵ I = P r t
∴ The interest of the 2nd account = (4P + 242)( [tex]\frac{6}{100}[/tex] )(1)
∴ The interest of the 2nd account = 0.06(4P + 242)
- Simplify it
∴ The interest of the 2nd account = 0.24 P + 14.52
∵ Sherry receives $427.13 in interest after one year
- Equate the 1st interest and the 2nd interest and equate the sum
by 427.13
∴ 0.07 P + 0.24 P + 14.52 = 427.13
∴ 0.31 P + 14.52 = 427.13
- Subtract 14.52 from both sides
∴ 0.31 P = 412.61
- Divide both sides by 0.31
∴ P = 1331
∵ She invested (4P + 242) in the 2nd account
- Substitute P by 1331
∴ She invested in the 2nd account = 4(1331) + 242 = 5566
∴ She invested $1331 at 7% interest
∴ She invested $5566 at 6% interest
$1331 is invested at 7% and $5566 is invested at 6%
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A chemical company makes two brands of antifreeze. The first brand is 70% pure antifreeze, and the second brand is 85% pure antifreeze. In order to obtain 150 gallons of a mixture that contains 80% pure antifreeze, how many gallons of each brand of antifreeze must be used?
Answer:
50 gallos of 70%
100 gallons of 85%
Step-by-step explanation:
x = amount of 70% antifreeze
y = amount of 85% antifreeze
EQUATION 1: x + y = 150 (total of 150 gallons mixed)
EQUATION 2: .70x + .85y = .80(x + y)
Multiply second equation by 100 on both sides to remove the decimals 70x + 85y = 80(x + y)
70x + 85y = 80x + 80y (distributive)
70x - 80x + 85y - 80y = 0
-10x + 5y = 0
Now we have the following system of equations:
x + y = 150
-10x +5 y = 0
Multiply the first equation by 10 to get opposite coefficients for x; add the equations to eliminate x
10x + 10y = 1500
-10x + 5y = 0
------------------------------
15y = 1500
Solve for y 15y = 1500 y = 100
x+100=150 x=50
what is the value of n if n divided by 256 = 8 1/3 times 8 1/3?
The value of 'n' in the given mathematical equation n/256 = 8 1/3 * 8 1/3 is approximately 17766.4.
Explanation:The question asks what is the value of n if n divided by 256 = 8 1/3 times 8 1/3. To find the answer, first we need to calculate the value of 8 1/3 times 8 1/3. Converting 8 1/3 to a decimal result in approximately 8.33. Then, we multiply 8.33 by itself to get approximately 69.4.
Since n divided by 256 gives this value, to find n, we simply multiply 69.4 by 256. This results in approximately 17766.4. Therefore, given the condition in the problem, the value of n would be approximately 17766.4.
To find the value of n, we need to solve the equation: n/256 = 8 1/3 * 8 1/3. First, let's convert 8 1/3 to a fraction: 8 1/3 = 25/3. Next, multiply 25/3 by itself to get (25/3) * (25/3) = 625/9. Now we can solve for n by multiplying both sides of the equation by 256: n = (256 * 625/9).
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Giselle pays $240 in advance on her account at the athletic club. Each time she uses the club, $5 is deducted from the account. Model the situation with a linear function.
A: b = 235 + 5x
B: b = 240 - 5x
C: b = 235 - 5x
D: b = 240 + 5x
Answer:
B) b = 240 - 5 x is the required expression to decipher the situation.
Step-by-step explanation:
The amount paid to the club in the advance = $240
Amount deducted in each visit = $5
Let us assume the number of times the club visited = x
So, the amount deducted in x visits = x ( $5) = 5x
Let b : amount Left after x visits
So, Amount left after x visits = Advance Amount - Deductions after x visits
⇒ b = $240 - 5x
or , b = 240 - 5x is the required expression to decipher the situation.
Answer:
Giselle pays $240 on advance
Each time she uses ,$5 is deducted
Let no of time she use be x
So, Amount deducted = 5x
As Giselle pays $240 in advance
So 5x amount will be deducted from $240 to get net amount
So b= 240-5x
B) is Correct
The volume of Saturn is 8.27 × 10^14. This is about 766 times the volume of Earth.
What is the approximate volume of Earth? Show your work.
Answer: 67
Step-by-step explanation:
OMGGGGGGGGGG help me
Answer:
sin 39 = BS / 500
0.629320391 * 500 = BS
BS = 314.6601955 feet
ie. h = 314.66 feet
Answer:
404.9 m
Step-by-step explanation:
In the attached file
Mr Hays Bought a 5 gal. bucket of paint costing $175
Answer:
Nice! Uhh... What am I supposed to do with this info?
17 is added to a number, the result is 37 less than twice the number. Find the number
To find the number, subtract 37 from both sides of the equation and isolate 'x'. The number is 54.
Explanation:To find the number, let's represent it with the variable 'x'. The problem states that when 17 is added to the number, the result is 37 less than twice the number.
Mathematically, this can be represented as:
x + 17 = 2x - 37
To solve for 'x', we can start by subtracting 'x' from both sides of the equation:
17 = x - 37
Next, we can add 37 to both sides to isolate 'x':
54 = x
Therefore, the number is 54.