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Q.

If two coins tossed together then the probability of getting at least one head and one tail is _______

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a

$\frac{1}{2}$

b

1

c

$\frac{1}{4}$

d

$\frac{3}{4}$

answer is A.

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Detailed Solution

Total = 4 outcomes {TT, HT, TH, HH}

Favorable outcomes = 2

Probability = $\frac{2}{4} = \frac{1}{2}$

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If two coins tossed together then the probability of getting at least one head and one tail is _______