Subject: Workout 3 Problem 1 Fri Oct 23, 2009 8:07 pm
If B is 30% greater than A, and C is 80% greater than A, by what percent is C greater than B? Express your answer as a decimal to the nearest tenth.
Matthew J
Posts : 5 Join date : 2009-09-14
Subject: MatthewJSolution Tue Oct 27, 2009 7:21 pm
Spoiler:
My approach to this problem is simple. Choose an easy number such as 1 or 100 and apply the changes. from there find percent change by subtracting 1.3 or 130 by 1.8 or 180 and dividing it into 1.3 or 13 my answer is 38.5%
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