Question

Two coins are tossed simultaneously. Find the probability of getting
(i) 2 heads (ii) one head (III) no head (iv) at least one head (v) at most one head

Answer 1

Answer:

First coin   Second coin

    H                 T

    T                 H

    T                 T

    H                H

i) Probability of getting 2 heads = 1/4

ii) Probability of getting 1 head = 2/4 = 1/2

iii) Probability of getting at least 1 head = 3/4

iv) Probability of getting at most head = 3/4