UPSC CSE Prelims 2010 Q113 — Science & Technology PYQ

2010Q113·Science & Technology·Quantitative Aptitude

The diameters of two circular coins are in the ratio of 1 :

3. The smaller coin is made to roll around the bigger coin till it returns to the position from where the process of rolling started.

How many times did the smaller coin roll around the bigger coin?

UPSC CSE Prelims 2010 Q113 — Science & Technology PYQ with Answer

UPSC CSE Prelims 2010 Q113 — Science & Technology PYQ with Answer