Quantitative Aptitude - Arithmetic Ability Questions

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 18% per annum is Rs 81. The sum is ____.

Product of three consecutive odd numbers is 1287. What is the largest of the three numbers?

What should be added to 3(x­ - 2y) to obtain 2(3x + y) -­ 5(2x + 3)?

Present age of Amit is twice of Baman’s present age. After 5 years Baman’s age will be 4 times of the Chetan’s present age. If Chetan celebrated his sixth birthday 7 years ago, then what will be the present age (in years) of Amit?

Among four students sitting in a row, average age of last three students is 20 years and the average age of first three students is 21 years. If the age of first student is 26 years, then what is the age (in years) of the last student?

Karteek is twice as good a foreman as Raju and together they finish a piece of work in 20 days. In how many days will Raju alone finish the work?

Instead of multiplying by 25, a student multiplies that number by 52 and gets 324 more than correct answer. Then that number is

12 men and 16 women together can complete a work in 4 days. It takes 80 days for one man alone to complete the same work, then how many days would be required for one woman alone to complete the same work?