TCS Company Numerical Ability Number System

the addition of 641+852+973=2456 is incorrect. What is the largest digit that can be changed to make the addition correct?

a)5 b)6 c)4 d)7

Read Solution (Total 9)

TCS Other Question

if x^y denotes X raised to the power y. find the last two digits of (1941^3781) * (1961^4181)
a) 12 b)22 c)42 d)44
the marked price of coat was 40%less than the suggested retail price. Eesha purchased the coat for half of the marked price at the 15th anniversary sale. What percent less than the suggested retail price did eesha pay?
a)60% b)20% c)70% d)30%