Question Number: #Com1258

In the adjoining figure, I and II are circles with centres P and Q respectively. The two circles touch each other and have a common tangent that touches them at points R and S respectively. The common tangent meets the line joining P and Q at O. The diameters of I and II are in the ratio 4: 3. It is also known that the length of PO is 28 cm.

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What is the ratio of the length of PQ to that of QO?

A.) 1:4
B.) 1:3
C.) 3:8
D.) 3:4

Answer is option : B

Question Related Topics:
Quantitative Ability
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