Asked by shy

If t varied jointly with u and the square of v, and t is 1152 when u is 8 and v is 4, find t when v is 5 and u is 2.
Answer choices:
A) 144
B) 785
C) 450
D)225
Answered by oobleck
t = kuv^2
So, t/(uv^2) = k, a constant
You want t such that
t/(2*5^2) = 1152/(8*4^2)
Answered by Anonymous
220
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