The probability that Mr. Q hits a target at any trial is `1/4`. Suppose he tries at the target 10 times. Find the probability that he hits the target (i) exactly 4 times (ii) at least one time.

A die is thrown 7 times. What is the chance that an odd number turns up (i) exactly 4 times (ii) at least 4 times

Suppose ten coins are tossed. Find the probability to get (i) exactly two heads (ii) at most two heads (iii) at least two heads

Suppose 4 coins are tossed. Find the probability of getting (i) exactly two heads (ii) at least 2 head (iii) atmost 2 heads

A die is thrown 4 times. Find the probability of getting at most two 6.

Two dice are rolled, find the probability that the sum is (i) equal to 1 (ii) equal to 4 (iii) less than 13

A, B, C shoot to hit a target. If A hits the target 4 times in 5 trials, B hits it 3 times in 4 trials and C hits it 2 times in 3 trials. Find the probability that the target is hit by i. exactly 2 persons. ii. exactly 3 persons. iii atleast 2 persons. iv. atmost 2 persons. V. none.

If 4 coins are tossed simultaneously, find the probability of getting (i)Exactly 3 heads (ii)Atleast 3 heads (iii)At most 3 heads.