Quantitative Aptitude - Arithmetic Ability Questions

Three solid spheres have their radii r1, r2 and r3. The spheres are melted to form a solid sphere of bigger radius. Then the radius of the new sphere is

Divide 32 into two parts such that the sum of the square of the parts is 674. What is the value of the parts?

Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. The ratio between the capacity of a man and a woman is

What is the area (in sq cm) of a rhombus if the lengths of the diagonals are 12 cm and 14 cm?

Δ DEF is right angled at E. If m ∠D = 30°. What is the length (in cm) of DE, if EF = 2√3 cm?

List price of TV is Rs. 2300 and discount series found to be 25% and 10%. Then the selling price of TV is

199994 x 200006 = ?

Which of the following is not a quadratic equation?