Quantitative Aptitude - Arithmetic Ability Questions

Seven years ago, the age of Sahil was equal to the present age of Nihal. Sum of Sahil's age 5 year ago and Nihal's age 6 years later is 58 years. If Ruchi is 4 years elder to Sahil, then what will be Ruchi's age (in years) after 10 years?

The points A(x,2), B(­2,1) and C(6,­3) are collinear. Find x?

What is the simplified value of sec4θ – sec2θ tan2θ?

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

By which least number should 5000 be divided so that it becomes a perfect square?

An octahedron has 6 vertices. How many edges does it have?

What is the area (in sq cm) of a rhombus if the lengths of its diagonals are 25 cm and 20 cm?

A merchant marked cloth at Rs. 50/metre . He offers 2 successive discounts of 15% and 20%. The net price/metre is