Question -
Answer -
Given a deck of 52cards
There are 4 Ace cardsin a deck of 52 cards.
According to question,we need to select 1 Ace card out the 4 Ace cards
∴ Number of waysto select 1 Ace from 4 Ace cards is 4C1
⇒ More 4 cards areto be selected now from 48 cards (52 cards – 4 Ace cards)
∴ Number of waysto select 4 cards from 48 cards is 48C4
∴ Number of 5 cardcombinations out of a deck of 52 cards if there is exactly one ace in eachcombination 778320.