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Popolare Word Problems >

paula chooses a number from 1 to 10 and flips a coin. what is the probability of choosing a number and the coin landing on heads

Soluzione

p a u l a c h ooses a n u mb er f ro m 1 t o 10 an d f l i p s a co in . w ha t i s t h e p ro babi l i t y o f c h oos in g a n u mb er an d t h e co in l an d in g o n h e a d s

Soluzione

\frac{1}{2}

+1

Decimale

0.5

Fasi della soluzione

The possible outcomes when \mathrm{a coin is thrown} is

{H, T} .

Therefore, the number of possible outcomes:

2

The number of favorable outcomes of \mathrm{the coin landing on heads}:

1

Probability

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

= \frac{1}{2}

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