Let a number of three digits have for its middle digit the sum of the other digits . Then it is a multiple of 10      (b) 11     (c) 18     (d) 50

Find the sum of all three digit numbers which are multiples of 11.

The sum of three digit numbers which are divisible by 11

Find the sum of all 3-digit natural numbers, whch are multiples of 11?

Find the sum of all 3 – digit natural numbers, which are multiples of 11.

Find the sum of all 3 – digit natural numbers, which are multiples of 11.

A number of two digits have 3 for its units digit,and the sum of digits is (1)/(7) of the number itself.The number is a.43 b.63 c.53d.73

The difference of the digits of a two-digit number is 8. The sum of its digits can be ____

If a number of two digits is k xx the sum of its digits,then the number formed by interchanging the digits is the sum of the digits multiplied by a.k-1 b.9+k c.11-k d.10-k

The number having two digits such that it is 4 times the sum and three times the product of its two digits are