Exams

How many prime numbers are there between the positive integers 60 and 100?

A man misses a train by 1 hour if he travels at a speed of 4 kmph. If he had increased his speed to 5 kmph, he would gave still missed the train by 24 minutes. At what speed should he have travelled so that he reached the station exactly on time?

Which of the following is NOT based on principle of relationship between volume and pressure of air?

Shahjahan was the _____Mughal ruler.

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement:
(I) Some authors are teachers.
(II) No teacher is a lady.

Conclusions:
(I) Some teachers are not ladies.
(II) Some ladies are not teachers.

In the given figure, P  is the center of the circle. If QS = PR, then what is the ratio of angles RSP to the TPR ?

What is the difference between the total sale of English newspapers and the total sale of Hindi newspapers in all the localities together.

The height and the total surface area of a right circular cylinder are 4 cm and 8π sq.cm. respectively. The radius of the base of cylinder is