Quantitative Aptitude - Arithmetic Ability Questions

If the angle subtended by the radius of the circle and vertex B of the triangle ABC is 400. Then calculate the value of ∠BAC

A shopkeeper, sold dried apricots at the rate Rs 1210 a kg and bears a loss of 12%. Now if he decides to sell it at Rs 1331 per kg, what will be the result?

If cot(A/2) = x, then the value of x is

P(4,2) and R(-2,0) are vertices of a rhombus PQRS. What is the equation of diagonal QS.

The area of a circle is 346.5 cm2. Find its circumference (in cm).

In ∆ABCif the median AD=1/2 BC, then ∠BAC is

In the given figure, PQR is an equilateral triangle with side as 12 cm. S and T are the mid points of the sides PQ and PR respectively. What is the area (in sq.cm) of the shaded region?

A trader had 12 quintals of wheat. He sold a part of it at 13% profit and the rest at 23% profit, so that he made a total profit of 17 %. How much wheat did he sell at 23% profit?