Quantitative Aptitude - Arithmetic Ability Questions

Find the sum of first 8 odd prime numbers.

Mr. Akbar sold a bus for Rs.20,400 with a loss of 15%. At what price should the price should the bus be sold to get a profit of 15%?

The average age of 27 students of a class is 22. If the age of the teacher is also added to their ages, then the average increases by one. Find the age of the teacher.

A cone of radius 3.5 cm and height 12 cm is completely filled with water. This water is emptied into an empty cylindrical vessel of radius 7 cm. What will be the height of water in this vessel?

If a - b = 5 and a2 + b2 = 97, ab = ?

Select the odd word/letters/number/number pair from the given alternatives.

A sum of Rs 5000 becomes Rs 8000 in 3 years, when invested in a scheme of simple interest. If the same sum is invested in a scheme of compound interest with same yearly interest rate (compounding of interest is yearly), then what will be the amount (in Rs) after 3 years?

If (x + y)/z = 2, then what is the value of [y/(y – z)] + [x/(x – z)]?