Quantitative Aptitude - Arithmetic Ability Questions

Qamar gained 16% on the resale of a used stereo. If he purchased the item for Rs. 1500, how much did he sell it for?

When 0.151515.....is converted into a fraction, then the result is

If 4(x + 5) -­ 3 > 6 -­ 4x ≥ x -­ 5; then the value of x is

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

If cos 21° = x/y, then cosec 21° -­ cos 69° is equal to

ax + 3y = 6 has slope -2/3. What is the value of a?

Find the area (in cm²) of a semi-circle of radius 35 cm.

An article was sold for Rs. 2,400 at a discount of 20%. Find the selling price, if the discount was 25%.