Quantitative Aptitude - Arithmetic Ability Questions

Select the odd letters from the given alternatives.

In a circle, a diameter AB and a chord PQ (which is not a diameter) intersect each other at X perpendicularly. If AX : BX = 3 : 2 and the radius of the circle is 5 cm, then the length of chord PQ is

The length of the diagonal and the breadth of a rectangle are 25 cm and 7 cm respectively. Find its perimeter (in cm).

If x2+1x2 = 2, then the value of x - 1x is

The first and last terms of an arithmetic progression are 32 and ­-43. If the sum of the series is ­-88, then it has how many terms?

There are 8 equidistant points A, B, C, D, E, F, G and H (in same order) on a circle. What is the value of ∠FDH (in degrees)?

When a number is increased by 69, it becomes 103% of itself. What is the number?

The area of a circle is 346.5 cm2. Find its circumference (in cm).