A and B together can plough a field in 10 hours but by himself A requires 15 hours. How long would B take to plough the same field?

If Rs 1380 is divided into A, B and C in such a way that A gets 5 times B's share and 3 times C's share. Then what is the value of C parts?

There are 500 students in a school out of which 60% are boys. 40% of the boys play hockey and girls don’t play hockey. 75% of the girls play badminton. If there are only two games to be played, number of students who don’t play any game.

A goldsmith observes that one of his employees prepares a necklace in 9 hours, while another employee prepares it in 10 hours. If they work together, they stud 10 gems less every hour and thus prepare a necklace in 5 hours, then the number of gems studded in each necklace is: 

The median of the number 14, 12, 12, 16, 13 and 18 is:

The x - intercept on the graph of 7x - 3y = 2 is :

Direction : What should come in place of the question (?) in the following question.

35% of 430 + ? % of 360 = 276.5

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 9 % per anmum is Rs . 405 The sum is