Question

for a race of 4400m find the number of rounds one has to take on a circular track of radius 5m.
Help plzzzzzzz​

Answer 1

Answer:

140

Step-by-step explanation:

4400*7/2*22*5

i hope this is useful for you

Answer 2

Answer:

Given : Radius - 5m

Total distance covered - 4400m ⇒ 1

Perimeter of circle - 2πr ⇒ 2

From 1 and 2

No. of rounds covered : Total distance covered / Perimeter =  $\frac{4400}{2πr}$

⇒  4400/ 2 × 22/7 × 5

⇒ 4400 × 7 / 2 × 22 ×5

= 140 rounds