Quantitative Aptitude - Arithmetic Ability Questions

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

Point P is the midpoint of segment AB. Co-ordinates of P are (5, -1) and A are (2, -4). What are the co-ordinates of point B?

The price of a chair is Rs. 500. It has been sold at two succesive discounts of 10% each. What is its selling price?

What is the mean of first hundred natural numbers?

What is the reflection of the point (-1 , 3) in the line x = -4?

Product of digits of a 2-digit number is 27. If we add 54 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given options.

Triangle PQR is such that PQ = 9 cm, QR = 6 cm, PR = 7.5 cm and triangle PQR is similar to triangle XYZ. If XY = 18 cm, find the value of YZ.