Quantitative Aptitude - Arithmetic Ability Questions

The ratio of the present ages of Aman and Ankit is 2 : 1 and the sum of their present ages is 72 years. What will be the Aman's age (in years) after 6 years?

The ratio of milk and water in three samples is 1 : 3, 3 : 5 and 11 : 5. A mixture containing equal quantities of all three samples is made. What will be the ratio of milk and water in the new mixture?

When a number is increased by 20, it becomes 116% of itself. What is the number?

At what rate of compound interest per annum will a sum of Rs 20000 become Rs 23328 in 2 years?

If P=9, Q=17 then the value of p2-q2-13

Bunty had candies and chewing gums in his sweet box in the ratio 7 : 13. After he has eaten 8 candies and 11 chewing gums the ratio became 1 : 2. How many candies does he have now?

If the product of two numbers is 4941 and their LCM is 81, then their HCF is :

The perimeter of an isosceles triangle is 32 cm and each of the equal sides is 5/6 times of the base. What is the area (in cm2 ) of the triangle ?