Two coins are tossed. Probability of getting at least one head is

Two coins are tossed. Probability of getting at least one head is
  1. $\dfrac{3}{4}$
  2. $\dfrac{1}{2}$
  3. $\dfrac{1}{4}$
  4. $1$

Solution

Favourable: $\{HH, HT, TH\}$. $\dfrac{3}{4}$.

Asked in: MH-SSC-9

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