Quantitative Aptitude - Arithmetic Ability Questions

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

If cosec π/4 - ­ sin π/3 = x, then the value of x is

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

Determine the value of y-1y2 when y4+1y4=34

The value of tan(-405°)

The length of one side and the diagonal of a rectangle are 7 cm and 25 cm respectively. Find its area (in cm²)

A tower is 50 meters high.Its shadow is x metres shorter when the sun's altitude is 45° than when it is 30° . The value of x in metres is

Ram and Rahim standing at a distance of 680m run towards each other at a speed of 8 m/sec and 9 m/sec respectively. After how long will they meet?