How many times, correct to the nearest whole number, will a man run round a circular track of diameter 100m to cover a distance of 1000m?

Assessment: JAMB UTME - Mathematics - 2018 Subject: General Mathematics

Question 1 Report

How many times, correct to the nearest whole number, will a man run round a circular track of diameter 100m to cover a distance of 1000m?
Answer Details
In terms of distance, a circle has a total distance or perimeter of 2π or π
Where r is radius and D is the diameter
So perimeter =  22 7  x 100
= 314.2857m
To cover a distance of 1000m, he is going to round the circular track for  1000 314.2857  = 3.18
It means it is on the number 4 round after the third round he is going to cover up to 1000m

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