Quantitative Aptitude - Arithmetic Ability Questions

Vikash purchased 5 bananas for Rs.4 and sold 4 bananas for Rs.5. Calculate his % profit?

If the average age of four children is 12 years and the average age of these children and their fathers is 20 years, what is the age of the father?

Six year ago Parvez’s age was same as the present age of Manish. If the present age of Parvez is one-fourth more than that of Manish's present age, then in how many years will Parvez’s age become double of Manish’s present age?

The sum of three numbers is 2, the 1st number is 1/2 times the 2nd number and the 3rd number is 1/4 times the 2nd number. The 2nd number is

What is the simplified value of 0.072+0.292-0.02030.073+0.293

Find the value of 491321973

What will be the value of r2+p2+s2-rp-ps-rs when r = 4, p = 2, s = 8?

If 9/4th of 7/2 of a number is 126, then 7/2th of that number is _____.