Question
A group consists of 9 boys and 7 girls. In how many ways
can 4 boys and 3 girls be selected from the group?Solution
Required number of ways = 9C4 × 7 C3
= (9! / (4! × 5!)) × (7! / (3! × 4!))
= 126 × 35 = 4,410
Select the most appropriate meaning of the given word.
Pertinent
In the sentence identify the segment which contains the grammatical error.
Tilak rowed through the river and tied his boat on the other side.
The future of food companies seems quite secure owed to ever–growing demand.
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Despite the improvement in nutritional status overall the situation seems green as India has the largest number of stunted children in the world.Â
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