From the peak of a hill which is 300m high, the angle of depression of two sides of a bridge lying on a ground are 45° and 30° (both ends of the bridge are on the same side of the hill). Then the length of the bridge is 

Choose the correct Reported Form of the sentences from the options given below:

He said, "Sonia, when is the next train?"

Directions: In the following passage some of the words have been left out. First read the passage over and try to understand what is about. Then fill in the blanks with the help of the alternative given. Mark your answer in the Answer-sheet.

The library, if used properly, is invaluable in helping you develop discernment. It is rich . . . ( 1 ) . . . information that goes far beyond the . . . ( 2 ) . . . of any one text book or course . . . ( 3 ) . . . your text book author does not make a particular . . . ( 4 ) . . . clear and you feel the need . . . ( 5 ) . . . another description in greater detail . . . ( 6 ) . . . in other words , go to the library and . . . ( 7 ) . . . other books on the subject . By calling . . . (8) . . . two or three writers dealing with the . . . (9) . . . topic, you will find some . . . . (10) . . . of certain facts. In seeking additional sources, you will have gained immeasurably, for you will have seen what several experts perceive as being particularly important on a common subject.
(1).        
(A) of  
(B) for  
(C) in  
(D) with 

A cloth merchant sold half of his cloth at a 40% profit. half of remaining at 40% loss and the rest was sold at the cost price. In the total transaction, his gain or loss will be

The greatest number that divides 411, 684, 821 and leaves 3, 4 and 5 as remainders, respectively, is 

Find the mean of first Five Prime Numbers.