60% of the students of a college are male. 60% of the male in the college speak French and 40% of the students of the college speak French. What percent of the female in the college do not speak French?

Three athletes X, Y and Z start running around a circular track of length 60m from the same point simultaneous...

A garments factory employs 3 categories of workers K, M and N. The efficiency of the 3 categories of workers t...

A rectangular field of 200m by 120m has two roads running along its center, one along the length and the other...

Among the 120 students of a class, numbered 1 to 120, all even numbered students opt for Bangla, whose numbers...

A shopkeeper makes a loss of 12% by selling an item at 80% of its marked price. What will be the percent profi...

The arithmetic mean of the 5 consecutive integers starting with 'p' is 'q'. What is the arithmetic mean of 9 c...