A three-digit number is selected at random from the set of all three-digit numbers. The probability that the number selected has all the three digits same is `1//9` b. `1//10` c. `1//50` d. `1//100`

How many three –digit numbers are there?

Three distinct number are selected from first 100 natural numbers. The probability that all the numbers are divisible by 2 and 3 is _________

Three numbers are selected at random one by one with replacement from the numbers 1,2,3,….60. The probability that the A.M. of the numbers selected is 15 is.

Three different numbers are selected at random from the set A = (1, 2, 3,...., 10). The probability that the product of two of the numbers is equal to the third is

Three digit numbers are formed using the digits 0,2,4,6,8. A number is chosen at random out of these numbers what is the probability that this number has the same digits? a. 1/(16) b. (16)/(25) c. 1/(645) d. 1/(25)

How many three digit numbers are there is all?

A 4 digit number is randomly picked from all the 4 digit numbers, then the probability that the product of its digit is divisible by 3 is :

Three digit numbers are formed using the digits 0, 2, 4, 6, 8. A number is chosen out of these numbers at random. The probability that this number has same digits is

A three digit numbers is equal to the sum of the factorial of their digits . If the sum of all such three digit numbers is lamda then find the sum of digit of lamda.

Find the sum of all three-digit natural numbers, which are divisible by 7.