Bunuel wrote:
Josh and Marcia bought a number of chairs at an auction. The average price of the chairs Marcia purchased was $50, and the average price of the chairs Josh purchased was $62. If the average price of all the chairs purchased was $53, what was the ratio of the number of chairs purchased by Marcia to the no. purchased by Josh?
A. 1:1
B. 1:2
C. 1:3
D. 3:1
E. 2:1
let price chair of Josh Pj and Marcia Pm
total chair of Josh Cj and Marchia Cm
need to find Cm/Cj
given
50=Pj/Cj
Pm/cm=62
also
Pj+Pm/Cj+cm=53
so
we
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