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Posted By: nemo       Member Level: Diamond       Posted Date: 02 Jun 2007       Category: Aptitude Test

Wheels of diameters 7 cm and 14 cm start rolling simultaneously from X and Y, which are 1980 cm apart, towards each other in opposite directions. Both of them make the same number of revolutions per second. If both of them meet after 10 seconds, the speed

Select Answer:

22 cm/sec
44 cm/sec
66 cm/sec
132 cm/sec




      
Your Test Score: 0 / 0



Next Question: A toothed wheel of diameter 50 cm is attached to a smaller wheel of diameter 30 cm. How many revolutions will the smaller wheel make when the larger one makes 15 revolutions ?
Previous Question: The wheel of a motor cycle, 70 cm in diameter, makes 40 revolutions in every 10 seconds. What is the speed of the motorcycle in km/hr ?
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