A card from a standard deck is chosen at random, then a coin is tossed. What is the probability of getting an ace and tails?

Решение

A c a r d f ro m a s t an d a r d d ec k i s c h ose n a t r an d o m, t h e n a co in i s t osse d . Wha t i s t h e p ro babi l i t y o f g e tt in g an a ce an d t ai l s ?

\frac{1}{13}

десятичными цифрами

0.07692 \dots

Шаги решения

There are

52

cards in the deck

Total number of aces is

4

Probability

= \frac{number of favorable outcomes}{total number of outcomes}

= \frac{4}{52}

= \frac{1}{13}