SajjadAhmad wrote:

If a total of 30 puppies is displayed in the two windows of a pet store, how many of the puppies are female?

1. 3/4 of the puppies in the left are male

2. 1/3 of the puppies in the right are female

(1) Info about left window only what left right combination could be (12,18) and (24,6)

not sufficient

(2) Info about right window only what left right combination could be (12,18) and (24,6)

not sufficient

On combining

both the cases (12,18) and (24,6) are possible giving different answers

Hence E

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