TCS Company Numerical Ability Number System

The sum of the digits of a three digit number
is 17, and the sum of the squares of its digits is
109. If we subtract 495 from the number, we
shall get a number consisting of the same digits
written in the reverse order. Find the number.

Read Solution (Total 4)

TCS Other Question

how many positive integers less than 4300 of digits 0-4. we have an equal arms two balance and need to weigh objects with integral in the range 1 to40kilo grams. we have a set of standard weights and can place the weigts in any pan.i.e some weigts can be in a pan with objects and some weigts can be in other pan.the minimum number of standard weigts required is?