Quantitative Aptitude - Arithmetic Ability Questions

What is the least number that should be added to the product 11 x 12 x 13 x 14 to make it a perfect square?

The distance between the tops of two building 38 metres and 58 metres high is 52 metres. What will be the distance (in metres) between two buildings?

Vishal is 20 years younger to Arya. Twelve years hence Arya's age will be 1.25 times that of Vishal. Aryais now ......... years old.

A factory buys 10 machines. 1 Machine­A, 4 Machine­B and rest Machine­C. Prices of the machines are Rs 90000, Rs 40000 and Rs 40000 respectively. Calculate the average cost of these machines?

Twenty one times of a positive number is less than its square by 100. The value of the positive number is

Find the greatest number among 213, 312, 1, 516

Select the odd letters from the given alternatives.

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