waecmaths question:
How many times, correct to the nearest whole number, will a man run around a circular track of diameter 100 m to cover a distance of 1000m
Option A:
3
Option B:
4
Option C:
5
Option D:
6
waecmaths solution:
$\begin{align} & Cirumference=\pi d \\ & P=\frac{22}{7}\times 100m=314.2857 \\ & \text{To cover 1000m, the number of times will be } \\ & \frac{1000}{314.2857}=3.18 \\ & \text{To the nearest metre is }3m \\\end{align}$
maths year:
maths topics: