Quantitative Aptitude - Arithmetic Ability Questions

If ABCD is a trapezium, AC and BD are the diagonals intersecting each other at point O. Then AC : BD is

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

Two trains are moving in the same direction at the speed of 35 km/hr and 71km/hr. The time taken by faster train to cross a man sitting in the slower train is 48 seconds. What will be the length (in metres) of the faster train?

Of the 3 numbers whose average is 64, the first number is 1/3 times the sum of other 2. The first number is

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

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

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

If cos -300° = x, then the value of x is