Suppose that y varies jointly as x and Z and y = 6 when x = 5 and z = 2. What is the value of y when x = 4 and z = 3?

A)1.3
B)3.2
C)7.2
D)11.25

Question

Mathematics: Suppose that y varies jointly as x and Z and y = 6 when x = 5 and z = 2. What is the value of y when x = 4 and z = 3? A)1.3 B)3.2 C)7.2 D)11.25

angelrgomez01 · Accepted Answer

In order to calculate correctly, it is important that we are able to understand well the given values. we have

3/4 yard fabric = total amount of available fabric
3/10 yard= amount needed to make one doll

therefore,

number of doll dresses = 3/4 / 3/10 = 5/2 doll dresses

Suppose that y varies jointly as x and Z and y = 6 when x = 5 and z = 2. What is

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