Quantitative Aptitude - Arithmetic Ability Questions

If a number is reduced by 35%, then it becomes 416. By how much percent should the number be increased so that it become 876.8?

Find out the odd word/letters/number/number pair from the given alternatives.

What is the value of (cot45 - √2) ?

What is the value of (tan60 - 1/3) ?

If the angles of a triangle are in the ratio of 2 : 3 : 7, then find the ratio of the greatest angle to the smallest angle.

A train moves at a speed of 35 m/sec and crosses a tunnel of length 960 metres, in 40 seconds. What is the length (in metres) of the train?

The radius of a hemisphere is 14 cm, find its volume?

Some girls can do a piece of work in 18 days. In how much time (in days) two times the number of such girls will complete thrice of the work?