Questions

A boat is sailing towards a lighthouse of height 20√3 m at a certain speed. The angle of elevation of the top of the lighthouse changes from 30° to 60° in 10 seconds. What is the time taken (in seconds) by the boat to reach the lighthouse from its initial position?

If 4x - 5y = -37 and 7x + y = -16, then x - y = ______

If a triangle has its orthocenter and centroid of equal length, then which of the following is TRUE about the triangle?

In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.

General pardon for offences against the state

In the following question, a sentence / a part of sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose "No Improvement" option.

Raja is a bad singer, he is tone-deaf.

In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.

Irresistible craving for alcoholic drinks

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

I and my parents live together.

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct  alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

Sunita's sister had ribbons on her hair.