Quantitative Aptitude - Arithmetic Ability Questions

On selling 30 caps, a shopkeeper earns profit equal to the selling price of 3 caps. What is the profit percentage?

If a regular polygon has 6 sides then the measure of its interior angle is greater than the measure of its exterior angle by how many degrees?

The area of the square field is 196 sq.m. Its each side is

Find the curved surface area (in cm²) of a hemisphere of diameter 28 cm

P(3,1) and R(-7,5) are vertices of a rhombus PQRS. What is the equation of diagonal QS?

What is the fourth proportional to 72, 168 and 150?

If the radius of a circle is increased by 31% its area increases by ______.

Calculate the value of 0.77777 + 0.7777 + 0.777 + 0.77 + 0.7 + 0.07.