A three digited number is written down at random The probability that it will have two and only two consecutive identical place values is

A five-digit number is written down at random. The probability that the number is divisible by 5 and no two consecutive digits are Identical is a. 1/5 b. 1/5(9/(10))^3 c. (3/5)^4 d. none of these

A five-digit number is written down at random. The probability that the number is divisible by 5 and no two consecutive digits are Identical is a. 1/5 b. 1/5(9/(10))^3 c. (3/5)^4 d. none of these

A two digits number is chosen at random. Find the probability that it is a multiple of 7.

A five-digit number is written down at random. The probability that the number written is such that when the digits are put in the reversed order the new number is also a five-digit number equal to the original number

Three numbers are chosen at random from 1 to 15. The probability that they are consecutive is

Three numbers are chosen at random from 1 to 20 .The probability that they are consecutive is

A three digits numbre was chosen at random. Find the probability that it's hundreds digit, tens digit and units digit are consecutive integers in descending order.

A number of six digits is written down at random.Find the probability that sum of digits of the number is even.