Quantitative Aptitude - Arithmetic Ability Questions

What is the value of tan 7π/4?

If tanθ + cotθ = 5, then the value of tan2θ + cot2θ is

Product of digits of a 2­digit number is 12. If we add 36 to the number, the new number obtained is a number formed by interchange of the digits. What is the number.

In a mixture of milk and water, there is 19% milk. If the quantity of milk in the mixture is 437 mililitres, then what is the total quantity (in millilitres) of mixture?

Find the simple interest on Rs. 50 for 6 months at the rate of 10 paise per rupee per month.

What will be the sum of the measures all the interior angles of a polygon having 14 sides?

Mohan earns a profit of 20% on selling a jean at 15% discount on printed price. The ratio of the cost price to printed price of the jean is

Two donkeys are standing 400 meters apart. First donkey can run at a speed of 3 m/sec and the second can run at 2 m/sec. If two donkeys run towards each other after how much time (in sec) will they bump into each other?