Sun appears when rising and setting?

Study the following graph carefully to answer the given questions

The efficiency of L is 25% more than P. L started a work alone and then P joined her 5 days before actual completion of the work. For how many days L worked alone?

Who introduced the punch card?

Select the most appropriate option that can substitute the underlined segment in the given sentence.
 Our office is in the 2nd floor of the skyscraper.

A contractor undertakes to finish a certain work in 124 days and employed 120 men. After 64 days, he found that he had already done 2/3 of the work. How many men can be discharged so that the work may finish in time ?

Which state government of India has postponed an ordinance that carries a jail term for defamatory material along with a fine of Rs 10,000?

National Eye Donation Fortnight is observed from _______ .

Choose the word which is most nearly the same in meaning as the word given in capital letters:

INDICT