Quantitative Aptitude - Arithmetic Ability Questions

What fraction of 2 hours is 12 seconds?

If [7(5x/3 - 3/2)]/2 + 3/2 = 1/4, then what is the value of x?

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

If a regular polygon has 6 sides then the measure of its interior angle is greater than the measure of its exterior angle by how many degrees?

Two water-squash mixtures, the first having a water-to-squash ratio of 4 : 1 and the other having a ratio of 3 : 1, are blended in the ratio 1 : 2. What is the water : squash ratio in the blend?

The simplest value of 38-212+20318-227+45 is

Rs 18200 is divided among X, Y and Z in the ratio of 1/3 : 1/4 : 1/2. What is the share (in Rs) of X ?

If 3x + 5y + 7z = 49 and 9x + 8y + 21z = 126, then what is the value of y?