TCS Company Numerical Ability Probability

There are 20 balls which are red,blue or green,If 7 balls are green and the sum of red balls and green balls is less than 13,atmost how many red balls are there?

Read Solution (Total 6)

TCS Other Question

3y+x>2 and x+2y-1
y
The ages of two friends is in the ratio 6:5. The sum of their ages is 66.After how many years will the ages be in the ratio 8:7?