The ratio of the outer and the inner perimeters of a circular path is 23 : 22. If the path is 5 metres wide, the diameter of the inner circle is :

The ratio of the outer and the inner perimeters of a circular path is

1.	The ratio of the outer and the inner perimeters of a circular path is 23 : 22. If the path is 5 metres wide, the diameter of the inner circle is :
A.	5 m
B.	10 m
C.	20 m
D.	30 m
Answer» D. 30 m

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The ratio of the outer and the inner perimeters of a circular path is 23 : 22. If the path is 5 metres wide, the diameter of the inner circle is :

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