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aev [14]
3 years ago
6

Help me on this question.

Mathematics
1 answer:
NISA [10]3 years ago
6 0
This question involves direct proportion which has the formula (y=kx) where y and x are the values which are proportional and k is the constant of proportionality.

The constant of proportionality is basically the value that stays the same even if the x and y values change.

In this case, the constant of proportionality would be 3/7.
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A man selling computer parts realizes that when he sells 16 computer parts, his earning is $1700. When he sells 56 computer part
natta225 [31]

We need to find the unit rate. To do so, divide the amount of money he makes by the number of parts sold. 1,700 / 16 = 106.25. So, if the man sells one computer part, he gets $106.25. To find the price of 30 parts, multiply 106.25 by 30. 106.25 * 30 = $3,187.50

The man will make $3,187.50 if he sells 30 parts.

4 0
3 years ago
Read 2 more answers
Angelo's mother put $50 on his lunch card. He spends the same amount
amid [387]

Answer:

Given that Angelo spends the same amount every day from the amount in

the lunch card, the function of the amount remaining is a linear function.

The constant rate of change of the function is; -5.25

The two ordered pairs used to find the constant rate of change are; (1, 44.75) and (2, 39.5)

Reasons:

The amount Angelo's mother put on the lunch card = $50

A possible table of values to the question is presented as follows;

Required:

The constant rate of the function that gives the amount remaining from the

amount Angelo's mother put on his lunch card.

Solution:

The two ordered pairs that can be used to find the slope or constant rate of change are;

(x₁, y₁) = (1, 44.75), and (x₂, y₂) = (2, 39.5)

With the above two ordered pairs, we have the constant rate of change of the function given as follows;

The constant rate of change for the function that gives the amount remaining in the lunch card is; -5.25

3 0
3 years ago
Rachel bought turkey for a cookout she used the turkey to make 1/4 pound burgers if Rachel bought 4 1/2 pounds of turkey how man
zysi [14]

Answer:

the answer is 18 burgers

Step-by-step explanation:

u have to do 4 1/2÷1/4=18 burgers

Hope this helps!!!

6 0
4 years ago
A flashlight flashes every 45 seconds. After 10 ½ minutes, how many times does the light flash?
kvv77 [185]

Answer:

14

Step-by-step explanation:

3 0
3 years ago
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Evaluate the expression x^3 - (3 + x)^2x 3 −(3+x) 2 x, cubed, minus, left parenthesis, 3, plus, x, right parenthesis, squared fo
11111nata11111 [884]

Answer:

  15

Step-by-step explanation:

Put the given value of x where x is in the expression and do the arithmetic.

  4^3 -(3 +4)^2 = 64 -49 = 15

The value of the expression for x=4 is 15.

8 0
4 years ago
Read 2 more answers
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