Question

A card is drawn at random from a well suffled desk of playing cards. Find the probability that the card drawn is:. A card of spade or an ace.

• A. $\frac{4}{13}$
• B. $\frac{5}{26}$
• C. $\frac{7}{13}$
• D. None of these

Answer 1

The correct option is A $\frac{4}{13}$

Total number of possible cases $=52$

Total Spades: $13$

Total Aces $=4$

Ace of Spade $=1$

Total favourable cases (A card of spade or an ace) $=13+4-1=16$
P(A card of spade or an ace) $=\frac{16}{52}=\frac{4}{13}$