Probability of getting at least a head by throwing three unbiased coins is (A) 1/8 (B) 7/8 (C) 3/8

The probability of getting atleast a head by throwing three
unbiased coins is
(A) 1/8
(B) 7/8
(C) 3/8
(D) More than one of the above
(E) None of the above
#bpsctre #maths
#class11
#bsc #probability #coins #head
#tail