Quantitative Aptitude - Arithmetic Ability Questions

A sum of money (P) doubles in 10 years. How much would it be in 20 years at the same rate of simple interest?

The sum of the digits of a 2-digit number is 8. If we add 36 to the number, the new number obtained is a number formed by interchange of the digits. What is the number?

Select the odd number from the given alternatives.

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

What is the equation of the line passing through the point (2,-3) and making an angle of -45°with the positive X-axis?

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?

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

If cosθ = x2-y2x2+y2, then the value of cotθ is