A man is watching form the top of a tower a boat speeding away from the tower The boat makes an angle of depression of 

### Question Asked by a Student from EXXAMM.com Team

Q 3010778610.     A man is watching form the top of a tower a boat speeding away from the tower The boat makes an angle of depression of  45^{0} with the man's eye when at a distance of 60 meters from the tower After 5 seconds the angle of depression becomes  30^{0}` What is the approximate speed of the boat assuming that it is running in still water?
A

32 kmph

B

36 kmph

C

38 kmph

D

40 kmph

E

42 kmph

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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