3 years ago

If y varies directly as x and z, and y=8/3 when x=1 and z=4, find y when x=6 and z=3

Mathematics

1 answer:

Butoxors [25]3 years ago

7 0

8/3 =k(1)(4)

8/3 =4k

k=(8/3)/4

k =2/3

y= 2/3 *(6)(3)

y = 2/3 x 18

y = 12

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