Rahim average 70 in his first m number of exams. After taking n more exams, he had an overall average of 75. In items of m and n his average for last n exams was

Last week , Sohan's hourly wage has been increased by 10percent. After this increase Sohan's total wage tk. 13...

Asif purchased a radio from a store and sold it to Rahim and made a profit of 20%. After few months, Rahim sol...

Two third of the members of a department are female. Twelve of the male faculty members are unmarried while 60...

Point X is North of Point Y, which is East of Point Z. To which direction is point x with respect to point Z.

In a sugar -water solution , the ratio of water to sugar is 8: 3 . If you add 2 kgs of sugar , the ratio becom...

If n and p are both odd numbers, which of the following must be an even number ?