Quantitative Aptitude - Arithmetic Ability Questions

A sum fetched a total simple interest of Rs. 7728 at the rate of 7% per year in 8 years. What is the sum?

Working 5 hours a day, Shivam can read a book in 24 days. How many hours a day should he work so as to finish the same work in 8 days?

If 15 persons can do a job in 30 days, then 30 persons with twice the efficiency can do the same job in how many days?

What is the value of cot 11π/6?

Divide Rs. 368 in the ratio 1:5:8:9. The rupees in the respective ratios are given by

If (x ­- 2) (x -­ p) = x2 - ax + 6, then the value of (a -­ p) is

If P + 1P+2 = 1, then the value of P+23+1P+23-3 ?

If the ratio of marked price and selling price is 11 : 10, then what is the discount percentage?