Exams

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

The order of rotational symmetry of a trapezium is

Pipes A, B and C are attached to an empty cistern. While the first two can fill the cistern in 4 and 10 hrs, respectively, the third can drain the cistern, when filled, in 6 hrs. If all the three pipes are opened simultaneously when the cistern is half-full, how many hours will be needed to fill the cistern?

What happens to the Potential and Kinetic energies of a body as it falls down from a height?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select No Error.

No matter what Ashoka did in his earlier (1)/ years, in the ending he proved to be uncommonly (2)/ virtuous and wise. (3)/ No error (4)

If demand curve for renting a car is D = 90000 -­ 23P and supply curve is S = 9000 + 7P, find the equilibrium Price?

 In ΔDEF measure of angle E is 90 deg. If tanD = 4/3, and DE = 6cm, then what is the length (in cm) of side EF?

Which of the following is the CORRECT option for the triangles having sides in the ratio of 3:4:6?