Two towns A and B are 170 km apart, a train starts at 9 a.m. from A towards B at a speed of 40 km/hr, at 11 a.m. another train starts from B towards A at a speed of 50 km/hr. When will the two trains meet?

Directions: The following pie-chart represents the result of 600 successful students in various subject of an examination. Study the Pie-chart and answer question.

The number of students passed in Bengali is greater than the number of students passed in History by

The sum of length, breadth and height of a cuboid is 25 cm. The length of its diagonal is 15 cm. Find the total surface area of the cuboid.

A loss of 19% gets converted into a profit of 17% when the selling price is increased by Rs. 162. The cost price of the article is 

200 litres of mixture contains 15% water and the rest is milk. The  amount of milk that must be added so that the resulting mixture contains 87.5 % milk is:

 If x+y=14: x³+y³=1064, then the value of (x-y)² is:

By selling a pen for Rs 105 there is a loss of 30%. At what price (in Rs) the pen must be sold in order to gain 30%?

The simple interest accrued on an amount of Rs 16500 at the end of 3 years is Rs. 4950. What would be the compound interest accrued on the same amount at the same rate in the same period?