1.

If two coins are tossed simultaneously what is the probability of getting at least one head?(a) 1/2(b) 1/3(c) 1/4(d) 3/4I got this question during an interview.My query is from Probability topic in section Probability of Mathematics – Class 11

Answer»

The correct choice is (d) 3/4

Easy explanation: If two coins are tossed SIMULTANEOUSLY TOTAL number of possible OUTCOMES are 4.

{HH, TT, HT, TH} out of which {HH, HT, TH} favour the event.

So, probability of getting at least ONE head = 3/4.



Discussion

No Comment Found

Related InterviewSolutions