Problema Solution
if d varies jointly as e and l. If d = 2.4, when e = 0.6 and l = 0.8, find d when
e = 1.6 and l = .01.
Answer provided by our tutors
d=kel
2.4=k(0.6)(0.8)
k = 2.4/(0.6*0.8) = 5
d = 5(1.6)(0.01) = 0.08
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