Advanced Mathematics
Quick practice
Question 1 of 5
On a circular track, equally spaced lamps are fixed all along the boundary.
- A runner starts from a lamp and touches every 4th lamp. He completes exactly one full round of the track in 360 steps.
- On another day, starting again from a lamp, he touches every 6th lamp and completes exactly one full round in 540 steps.
If each step of the runner is 0.8 m then what is the radius of the circular track?
A
432/π m
B
216/π m
C
108/π m
D
96/π m
E
84/π m
Concepts
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