Questions

In a college, the ratio of boys to girls is 29 : 33 respectively. When 142 more boys join the college, this ratio becomes 21 :19. How many more girls should join the college to make the number of boys and girls equal?

What is the value of sin ­7π/4c?

The Mongols under ___________ invaded Transoxiana in north-east Iran in 1219.

Ibrahim Lodi was killed by ........... in the First Battle of Panipat in 1526.

Which is not an external storage device?

Which phenomena shows the particle nature of light?

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one, which best express the same sentence in Indirect/Direct speech.

Puneet said, "I have been reading a story book".

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

To increase rapidly in number; multiply.