Question

If three coins are tossed, how many outcomes are favourable to getting 1 head a 2 tails. Present the answer as a fraction.

Answer 1

There are 8 possible outcomes

h h h

t t t

h t h

t h h

h h t

h t t

t t h

t h t

One head and 2 tails occurs in the sixth, seventh and eighth rows.

So, the probability is 3 out of 8 or 3/8 or .375

Explanation: