race track is in the form of ring whose inner circumference is 352 metre and the outer circumference is 396 M find the width of the track
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let r be the radius of inner circumference and R be theradius of outer circumference
44/7*r=352m
r=56m
44/7*R=396m
R=63m
width=R-r
=63-56
=7m
44/7*r=352m
r=56m
44/7*R=396m
R=63m
width=R-r
=63-56
=7m
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