50% of all children have brown hair ???dferm wrote:Please Help...
Statement I
70% of boys have brown hair. We dont know the number of boys or the total number of children, or the number of girls.
Insufficient.
Statement II
30% of all the children are girls with brown hair, we dont know anything about boys,
Insufficient.
Combining I & II
70% of boys have brown hair
30% of all the children are girls with brown hair
we dont know the number of girls with no brown hair and no. of boys.
Insufficient.
Hence E is the answer.
Whats the OA?
