Question

A gentleman has 6 friends to invite. In how many ways can he send invitation cards to them,if he has 3 servants to carry the cards? Give me answer in detail.

Answer 1

Answer:

For one friend he has 3 servants to send the card.

This implies that,

For one person, he can send it by 3 ways.

So for 6 persons he can send it by : 3 × 3 × 3 × 3 × 3 × 3 = 3⁶ ways

So he can send the invitation by 729 ways.