Quantitative Aptitude - Arithmetic Ability Questions

Suppose that the medians BD, CE and AF of a triangle ABC meet at G. Then AG: GF is

The height of a cone is 24 cm and the area of the base is 154 cm2 . What is the curved surface area (in cm2) of the cone?

Select the odd word/letters/number/number pair from the given alternatives.

From the top of a platform 5 m high, the angle of elevation of a tower was 30 deg. If the tower was 45 m high, how far away from the tower was the platform positioned?

Select the odd number from the given alternatives.

In the following question, select the odd letter/letters from the given alternatives.

In the following question, select the odd word from the given alternatives.

Pipes A and C can fill an empty cistern in 32 and 48 hrs, respectively while Pipe B can drain the filled cistern in 24hrs. If the three pipes are turned on together when the cistern is empty, how many hrs will it take for the cistern to be 2/3 full?