Quantitative Aptitude - Arithmetic Ability Questions

Which of the following will give a terminating decimal?

The average of 12 numbers is 9. If each number is multiplied by 2 and added to 3, the average of the new set of numbers is

If the standard deviation of a population is 4.5, what would be the population variance?

Choose the one which is different or odd from the following options?

In a circle with centre O, AB is a diameter and CD is a chord which is equal to the radius OC. AC and BD are extended in such a way that they intersect each other at a point P, exterior to the circle. The measure of ∠APB is

What is the reflection of the point (4, 7) in the line y = -1?

In the following question, select the odd word pair from the given alternatives.

The chord AB of a circle of centre O subtends an angle θ with the tangent at A to the circle. Then measure of∠ABO is