Distribution of total number of shirts (linen and cotton) sold by six different stores in 2003. Total number = 84000 Store Respective ratio of number of linen shirts to cotton shirts sold A 7 : 5 B 5 : 6 C 3 : 2 D 5 : 3 E 4 : 3 F 7 : 3 Total number of cotton shirts sold by stores A and B together is what per cent of the number of shirts (linen and cotton) sold by store E?
A) $ 62\frac{1}{3} $ %
B) $ 64\frac{1}{3} $ %
C) $ 61\frac{2}{3} $ %
D) $ 66\frac{2}{3} $ %
Correct Answer: D
$ \therefore $ Required percentage $ =\frac{15680}{23520}\times 100=66\frac{2}{3} $ %