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3 years ago

5

The value of y varies jointly with the values of x and z. When x=4 and z=10 , the value of y is 360 . What is the value of y whe

n x=5 and z=12 ?
A. 153
B. 540
C. 9
D. 450

1 answer:

zzz [600]3 years ago

3 0

360=K(4) (10)
360= 40 k
k=360/40
k=9

y=9 x z

When x=5 z=12

y= 10 (5) (12)
y= 600

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