Solve variation

toricallan · #1 Jul 6, 2009, 06:25 PM

r varies directly as s. Find r when s = 3 and k = 5

Perito · Jul 6, 2009, 08:21 PM

Quote:

r varies directly as s. Find r when s = 3 and k = 5

"r varies directly as s" means that r=as, where a is some factor (a proportionality coefficient). If your "k" is my "a" (which it probably is), then r=ks. You should be able to figure it out from here.



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