Question

In a village, each of the 60% of families has cow; each of the 30% of families has buffalo and each of the 15% of the families has both a cow and a buffalo.In all there are 96 families in the village.How much families do not have a cow or a buffalo?

Answer 1

30-15
=15
15+60
=75%
75-100
=25
=25% of 96
=24
ans=24 houses