42=Wf×64 (what fraction)
so basically 42=x times 64 or 42=64x where you want x to be represented as a fraction so just don't simplify as much42=64xdivide both sdies by 6442/64=64/64x42/64=1xx=42/64 simplify42/64=21/32the answer is 21/32 in simplest form