Math
posted by Anonymous .
There are 50% more girls than boys in Mr. Lee's physical classes. If 40% of the girls and 20% of the boys got an A on the last test, what percent of all the students got an A on the test?

Given
g = 1.50 b
Find x such that
x (g + b) = 0.20 b + 0.40 g
Hint: Substitute for g then eliminate common terms.
Express x as a percentage.
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