A.)
Z = kx/y where k is a constant.
32 = 16k/4
k = 128/16
k = 8
z = 8x/y
b.)
Z = 8(21)/6
Z = 28
c.)
4 = 8x/48
x = 192/8
x = 24
The temperature of the oven/cooking thingy. The weight and time always change. But the temp doesn't.
Scale drawings are used to show an actual image using lesser dimensions.
The width of the actual gym is 72 feet
The scale is given as:

Represent the width of the actual gym with w, so, we have the following equivalent ratio

Cancel out the common units

Express as fraction

Cross multiply

Divide both sides by 5


Hence, the width of the actual gym is 72 feet
Read more about scale drawing at:
brainly.com/question/14934768