Quantitative Aptitude - Arithmetic Ability Questions

The sum of a number and 4 times its reciprocal is 5. What is the number?

In the following question, select the odd number group from the given alternatives.

Find the odd word/letters/number from the given alternatives.

Points P , Q and R are on a circle such that ∠PQR = 40° and ∠QRP = 60° . Then the subtended angle by arc QR at the centre is

A boy in a train notices that he can count 31 telephone posts in 60 seconds. the distance between two posts is 60 meters. Calculate the speed of the train?

Abhishek marks the price of his laptop 60% above the cost price. If he gives a discount of 30% on the marked price, then what is the profit percentage?

If curved surface area of a cylinder is 1386 sq cm and height is 21 cm, what will be its radius? (Take π = 22/7)

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