Campus Maths Puzzle Numerical Ability

2/8
20%
1/5
or 0.22

Read Solution (Total 2)

Campus Other Question

A man can swim 3 kmph in still water. If the velocity of the stream be 2 kmph, the time taken by him to swim to a place 10 km upstream and back, is
x + 3x^2 + 5x^3 + 7x^4+ . . . . . +99x^49 is divided by (x-1) .then what will be the remainder?