The inner circumference of a circle race track 18 m wide is 880 m. Find the radius of the outer circle.

The inner circumference of a circle race track 18 m wide is 880 m.

1.	The inner circumference of a circle race track 18 m wide is 880 m. Find the radius of the outer circle.
A.	100 m
B.	120 m
C.	130 m
D.	140 m
Answer» E.

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The inner circumference of a circle race track 18 m wide is 880 m. Find the radius of the outer circle.

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