A die is thrown three times, if the first throw is a four, find the chance of getting 15 as the sum.

A die is thrown three xx,if the first throw is a four,find the chance of getting 15 as the sum.

Three dice are thrown simultaneously.What is the probability of getting 15 as the sum?

A die is thrown three times. Let X be the number of twos seen. Find the expectation of X .

(i) A die is thrown 5 times. If getting an 'odd number' is success, find the probability of getting at least 4 successes. (ii) A die is thrown 6 times. If getting an 'odd (even) number' is a success, what is the probability of : (I) 5 successes (II) at least 5 successes (III) at most 5 successes (IV) no success ? (iii) A die is thrown 10 times. If getting an even number is considered a success, find the probability of at least 9 successes.

A die is throws 5 times . If getting an odd number is a success , find the probability of getting at least 4 successes.

(i) A die is thrown 7 times. If getting an "even number" is "success", find the probability of getting at least 6 successes. (ii) A die is thrown 8 times. If getting an "even number" is a "success", find the probability of getting at least 7 successes.

One dice is thrown three times and the number 4 appears in first throw The probability that the sum of thrown numbers is 15 is

One dice is thrown three times and the number 4 appears in first throw. The probability that the sum of thrown numbers is 15 is

A die is thrown three times. The chance that the highest number shown on the die is 4 is p, then the value of [1//p] is where [.] represents greatest integer function is _________.