Quantitative Aptitude - Arithmetic Ability Questions

If PA and PB are two tangents to a circle with centre O such that ∡APB = 80°. Then ∡AOP = 

A sum becomes Rs 8800 in 4 years at simple interest at the yearly interest rate of 25% per annum. What is the sum (in Rs)?

The average marks of 10 students in an examination was 25. It was later found that the marks of one student had been wrongly entered as 34 instead of 43. What is the correct average?

Yayati sold an item at a loss of 13%. If he had sold it for Rs. 49 more, he would have made a profit of 22%. What should be the selling price of the item to gain a profit of 30%?

In the following question, select the odd letter from the given alternatives.

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

If a + b = 10 and ab- 13 = -ba - 11, then what is the value of 3ab + 4a2 + 5b2 ?

If x – 4y = 0 and x + 2y = 24, then what is the value of (2x + 3y)/(2x – 3y)?