TCS Company Numerical Ability Permutation and Combination

There are 3 men, 8 women, they are standing in a row for a photoshoot, in how many ways they can be arranged if no 2 men can stand together.

Read Solution (Total 21)

TCS Other Question

what will be the remainder if we divide 76^77 by 7?
options:
a.1
b.0
c.6
d.5
a^2*b^2+a^2+b^2=259
b^2*c^2+b^2+c^2=1299
c^2*a^2+c^2+a^2=499
then find a+b+c=?