Quantitative Aptitude - Arithmetic Ability Questions

In a rhombus _____.

The shadow of a tower when the angle of elevation of the sun is 45°, is found to be 10 m longer than when it was 60° . The height of the tower is

In 3 years Rs 3000 amounts to Rs 3993 at x% compound interest, compounded annually. The value of x is

Which of the following points lies on the line 3x -­ 4y = ­-13?

What is the sum of the first 11 terms of an arithmetic progression if the 4th term is 11 and the 7th term is -4?

When Vijay sells 12 pens, he gains the selling price of 2 pens. Calculate his % profit?

Δ ABC is right angled at B. If m∠A = 30°. What is the length (in cm) of AB, if AC = 8 cm?

Two circles touch each other at point X. Two common tangents of the circles meet at point P and none of the tangents passes through X. These tangents touch the larger circle at points B and C. If the radius of the larger circle is 15 cm and CP = 20 cm, then what is the radius (in cm) of the smaller circle?