Quantitative Aptitude - Arithmetic Ability Questions

Δ LMN is right angled at M. If m∠N = 45°, what is the length of MN (in cm), if NL = 9√2 cm?

What is the measure of an interior angle of a regular polygon of 10 sides?

If a -­ b = 3 and ab =28, then a3 - b3 is

The areas of two similar triangles ΔABC and ΔPQR are 121 sq cms and 64 sq cms respectively. If PQ = 12 cm, what is the length (in cm) of AB?

If x = (√5) + 1 and y = (√5) – 1, then what is the value of (x2/y2) + (y2/x2) + 4[(x/y) + (y/x)] + 6?

Select the odd word from the given alternatives.

If the numbers  93, 204, 256 are arranged in ascending order, then the right arrangement is 

Convert the 0.0068 in to vulgar fraction: