MBA Exam

two guns were fired from the same place at an interval of 13 minutes but a person in a train approaching the place hears the second report 12 minutes 30 seconds after the first. find the speed of the train in kmph, supposing that sound travels 330 metres per second

1) 33 approx
2) 43 approx
3) 47 approx
4) 49 approx

Read Solution (Total 3)

MBA Other Question

The circle o having a diameter 2 cm,has a square inscribed in it.Each side of the square is then taken as a diameter to form 4 smaller circles O".Find the total area of all four O" cicles which is outside the circle :I dnt knw ans...Plz provide solutions..

1) 2
2) pi-2
3) 2-pi/4
4) 2-pi/2
Angle between hr hand and min hand at 4:40??

1) 100
2) 320/11
3) 160/11
4) None of these!!