Question

if one card is drawn from a deck, find the probability of picking no 3

Answer 1

There are 52 cards in a deck, then 1 card can be pick in ways. The 52 cards of a deck is divided in 4 suits of Spades, Hearts, Diamond and Club. Each suit contains 13 cards each.

So there are four 3's, the number 3 can be pick in ways.

Now, the probability of picking a number 3 card is calculated as-

So the probability of picking number 3 card from a deck of cards is calculated as