A jogger running at 9 kmph alongside a railway track in 240 metres ahead of the engine of a 120 metres long train running at 45 kmph in the same direction. In how much time will the train pass the joɡɡer?
A. 3.6 sec
B. 18 sec
C. 36 sec
D. 72 sec
Volume and Surface Area Mcqs
The areas of the three adjacent faces of a rectangular box which meet in a point are known. The product of these areas is equal to :___________?
A. the volume of the box
B. twice the volume of the box
C. the square of the volume of the box
D. the cube root of the volume of the box