Question

i. The diameter of a wheel is 70 m. How many revolutions will it make to travel 42

km.​

Answer 1

Answer:

112

Step-by-step explanation:

35+35 =70

70+42 =112

Answer 2

Answer:

Hey mate! Here's your answer:

Step-by-step explanation:

The diameter is 70 m.

So the radius is 70/2 = 35 m.

Distance covered in one revolution = 2πr.

2 * 22/7 * 35

2 * 22 * 5

220 m.

So one revolution = 220 m.

So for 42 km:

It makes 42000/220 ≈ 191 revolutions.

PLS MARK IT AS THE BRAINLIEST! JUST NEED 2 MORE FOR GENIUS! :):):)