The radius and height of a right circular cone are in the ratio 3: 4. If its curved surface area (in cm²) is 240 π, then its volume (in cm³) is:

The bus fare between two cities is increased in the ratio 5:11. Find the increase in the fare, if the original fare is Rs. 275.

The HCF of two numbers is 24. If sum of the numbers is 480, how many such pairs of numbers are possible?

The difference of two numbers is equal to 20% of the larger of the numbers. If the smaller number is 40, then find the larger number

Direction: The given Bar Graph Presents the number of different types of vehicles (in lakhs) exported by a company during 2014 and 2015.

What is the ratio of the total number of type A and c vehicles exported in 2014 to the total number of type B and E vehicles exported in 2015? 

A trader buys a hand watch for Rs.450 and determines its marked price in such a way that even after allowing a discount of 10% on that watch, he makes a profit of 20%. What is the marked price of the watch?

In a 20 over match, the required run rate to win is 7.2. If the run rate is 6 at the end of the 15th over, the required run rate to win the match is:

The base of a right pyramid is a square of side 10 cm. If its height is 10 cm, then the are (in cm²) of its lateral surface is: