Question

If two coins are tossed, find the probability of event getting head on both the coins.

Answer 1

Sample space,

S = {HH, HT, TH, TT}

∴ n(S) = 4

Let A be the event of getting head on both the coins.

∴ A = {HH}

∴ n(A) = 1

∴ `P(A) = (n(A))/(n(S))`

∴ `P(A) = 1/4`