Aptitude and Reasoning Questions

The amount of extension in a spring is proportional to the weight hung on it. If the weight of 5 kgs produces an extension of 0.4 cm, what weight would produce an extension of 5cm?

Which of the following cube in the answer figure cannot be based on the unfolded cube in the question figure?

 What is the value of (sin60° - 2/√3) ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

Telephone, Radio, ? , Laptop

Two circles with centres P and Q touch each other externally. A straight line drawn through the point of contact intersects the circle with centre P at A and the circle with centre Q at B. Then, which of the following is true?

Kaushik bought a toy for Rs. 160 and sold it for Rs. 180. The rate of profit was ___%.

Consider the given statements to be true and decide which of the suggested courses of action logically `follows(s) on the basis of the information given in the statements.

Statements :

The pollution and air quality in Delhi is beyond the acceptable level. This is due to industrial and automobile exhaustion.

Course of action :

1. Automobiles should be divided into groups to be run only on odd and even days, respectively.

2. The government should stop the registration of new factories and vehicles.

Volume of a cylinder is 2310 cubic cm. If circumference of its base is 44 cm, find the curved surface area of the cylinder?