Quantitative Aptitude - Arithmetic Ability Questions

If x + 2(3-5x) > -1 - 2x < 5 - x/3; then the value of x is

A = (x8 – 1)/(x4 + 1) and B = (y4 – 1)/(y2 + 1). If x = 2 and y = 9, then what is the value ofA2 + 2AB + AB2?

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

Compute : 4082 / 157 - 23

The ratio between the weights of gold and silver in an alloy is 17:3. If the weight of silver in the alloy is 2.7 gm, find the weight of gold in the alloy?

Two numbers are in the ratio 4:5 and their HCF is 13. Their LCM is

A 600 metres long train is running at the speed of 81 km/hr. If it crosses a platform in 40 seconds, then what is the length of the platform (in metres)?

What is the HCF (highest common factor) of 77 and 275?