For the following questions answer them individually
A father had 3 sons and they were born at an interval of 3 years. The total age of three sons is 26 years. What is the age of the youngest son ?
The sum of squares of three consecutive Natural Nos. is 2030, then what is middle number ?
The average salary per month of 30 employees in a Company is Rs.4000/-. If the Manager's salary is added, the average salary increases to Rs.4,300/-. What is the salary of the Manager?
The length of a rectangle is increased by 20% and the width is decreased by 20%. The area is decreased by
The difference between the Compound interest and Simple interest earned at the end of Second year on a sum of money at 10% per annum is Rs.20/-. The sum is
In each of the following questions find out the alternative which will replace the question mark