Find the number of two digit even numbers?

Find the number of all five digit numbers with distinct digits.

The result of dividing a number of two digits by the number with the digits interchanged is 1(3/4) . if the sum of the digit is 12. Find the number.

Find the number of 4-digit numbers that can be formed using the digits 1,2,3,4,5 if no digit is repeated. How many of these will be even?

Find the sum of all two digit numbers which when divided by 4, yields 1 as remainder

Find the sum of all two digit numbers which when divided by 4, yields 1 as remainder

The sum of some even numbers starting from 2 is 420.Find the number of even numbers added.

The product of the digits of a two digit number is l2.When 36 is added to the number we get a two digit number in which the digits are reversed. Find the two digit number

Find the sum of all three digit numbers, which are multiples of 9 .

a) How many two digit numbers are there in all? b) If we choose one number from the two digit numbers, what is the probability that the sum of the digits of that number will be 10 ?

Find the sum of all 3 digit numbers which are multiple of 5.