Exams

What is the ratio of simple interest earned on certain amount at the rate of 12% p.a. for 9 years and that for 12 years?

Which gas in the atmosphere is essential for respiration?

A complete factorisation of x4 + 64 is

Improve the bracketed part of the sentence.
Would it be impolite (to be asked) why they are leaving?

If CROWNED is coded as APMULCB, then how will TAP be coded as?

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.
P- To those who have known comfort, discomfort is a real torture.
Q- Comfort is now one of the causes of its own spread.
R- The more comfort is brought into the world, the more it is likely to be valued.
S- It has now become a physical habit, a fashion, an ideal to be pursued for its own sake.

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.
The principal said, "Be quiet, girls."

What will be the acute angle between the hour-hand and the minute -hand at 2:13 p.m?