Quantitative Aptitude - Arithmetic Ability Questions

Find a two digit number which is exactly three times the product of its digits?

The volume of a right circular cone, whose radius of the base is half of its altitude, and the volume of a hemisphere are equal. The ratio of the radius of the cone to the radius of the hemisphere is

At what point does the line 2x - 3y = 6 cuts the Y axis?

The surface area of a sphere is 5544 sq.cm. Find its diameter (in cm).

A solid right circular cone of radius 10 cm and height 8 cm is put inside a cylindrical vessel of radius 11 cm and height 9 cm. How much water in cubic cm will be required to fill the cylindrical vessel completely?

A train is moving with uniform speed crosses two tunnels of lengths 270 metres and 450 metres in 12 seconds and 15 seconds respectively. What is the speed (in km/hr) of the train?

Simple interest on a sum of Rs 3300 for 5 years is Rs 1980. What is the annual rate (in percentage) of interest?

An object travels 24 m in 3 s and then another 15 m in 2 s. What is the average speed of the object?