Quantitative Aptitude - Arithmetic Ability Questions

If x2 + ax + b, when divided by x + 3, leaves a remainder of -1 and x2 + bx + a, when divided by x - 3, leaves a remainder of 39, then a+ b = ?

A boy crosses a 300 metres wide road in 30 seconds. What is his speed (in km/hr)?

How much does one need to add to 2/3 to obtain 3/2?

The figure shown below consists of the tangents at the extremeties of any chord. Choose the correct option given below.

A discount of 45% on an article is equal to the discount of 65% on other article. What is the respective ratio of the marked price of both the articles?

Select the odd letters from the given alternatives.

The length of one side and the diagonal of a rectangle are 5 cm and 13 cm respectively. Find its area (in cm2).

Point A divides segment BC in the ratio 4:1. Co-ordinates of B are (6 , 1) and C are (7/2 , 6). What are the co-ordinates of point A?