Quantitative Aptitude - Arithmetic Ability Questions

A certain sum when invested at 5% interest compounded annually for 3 years yields an interest of Rs.2522. Find the Principal?

The areas of two similar triangles ΔABC and ΔPQR are 36 sq cms and 9 sq cms respectively. If PQ = 4 cm then what is the length of AB (in cm)?

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

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

Select the odd word from the given alternatives.

The value of sinθ+sin∅cosθ+cos∅ + cosθ-cos∅sinθ-sin∅ is

Sum of a fraction and thrice of its reciprocal is 73/20. What is the fraction?

What is the simplest form of (1 + cosA)(cosecA ­ cotA)?