1.

A box contains 6 apples, 5 oranges, and 8 mangoes.1. In how many ways a fruit is selected from the box.2. In how many different ways can an apple and an orange be selected.3. In how many different ways a person take one apple, one orange, and one mango.

Answer»

1. The box contains 6 + 5 + 8 = 19 fruits, from this one fruit can be selected in 19C1 = 19 ways.

2. An apple is to be selected from 6 apples and an orange be selected from 5 oranges. 

The required number of ways = 6C1 × 5C1 = 30.

3. An apple is to be selected from 6 apples, an orange is to be selected from 5 oranges and one mango is to be selected from 8 mangoes. 

The required number of ways = 6C1 × 5C 1 × 8C1 = 240.



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