Exams

Because of base pairing in DNA, the percentage of

P + Q = 2(P-Q). If Q = 10, what is the value of P?

Consider the given question and decide which of the following statements is sufficient to answer the question.

If X scored an average of 50 marks in History, Language and Science, how much did he score in Science?

Statements :

1. His average score in History and Language is 25.
2. He got 30 marks in Language.

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Let us examine the facts in the case more ____________. First of all, language is no more ____________ a medium; it is like air to the creatures of the land or water to fishes. If it is perfectly clear and pure, we do not notice it any more than we notice pure air when the sun is shining ________ a clear sky, or the taste of pure cool water when we drink a glass __________ a hot day. Unless the sun is shining, there is no brightness; unless the water is cool, there is __________ refreshment.

sun is shining ________ a clear sky,

In a certain code, if PEARLS is written as 823745 and JEWELS is written as 926245, then in the same code, what will WEARS be written as?

If 60 boys can finish a work in 15 days by working 8 hours a day, then how many hours a day should 72 boys work to finish that work within 20 days?

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

The number of sides of a regular polygon whose exterior angles are each 60 deg is