Quantitative Aptitude - Arithmetic Ability Questions

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

If the angles of a triangle are in the ratio of 2 : 5 : 8, then find the value of the largest angle.

The length, breadth and height of a cuboid are 10 cm, 6 cm and 4 cm respectively. What is the total surface area?

Three cubes of iron whose edges are 6cm, 8cm and 10cm respectively are melted and formed into a single cube. The edge of the new cube formed is

PQR is a right angled triangle in which ∠R = 90°. If RS ⊥ PQ, PR = 3 cm and RQ = 4 cm, then what is the value of RS (in cm)?

For the figure given below, find the value (in degrees) of 2∠A + ∠B.

Which of the following numbers is divisible by 12?

Ritesh sold a pen for Rs. 36 with a profit of 20%. If it were sold for Rs.33, then what could be the percentage of profit or loss?