Question

There are $5mangoes$ and $4apples$. In how many different ways can a selection of fruits be made if fruits of same kind are different?(if minimum $1$ fruit is selected)

• A. $2^9$
• B. $2^9-1$
• C. $2^9-2$
• D. $2^9-3$

Answer 1

The correct option is B $2^9-1$

Total no. of ways of selection $=2^9$

but this include one case when no fruit is selected

$\therefore$ Total no. of ways $=2^9-1$

Option $B$ is correct answer.