GIVEN Z VARIES JOINTLY AS X AND Y, WHAT IS THE EFFECT ON Z IF X IS DOUBLED AND Y IS QUADRUPLED

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step-by-step explanation:

191 students play sports and ninety-seven 10th graders were surveyed.

step-by-step explanation:

where is the graph? need more info

for this case we have that by definition, the volume of a cylinder is given by:

where:

r: it's the radio

h: it's the height

we have as data that:

substituting:

so, the cylinder volume is

option d