Answer:
36 minutes
Step-by-step explanation:
We can write a ratio
2 laps 9 laps
------------- = --------------
8 minutes x minutes
Using cross products
2x = 8*9
2x = 72
Divide by 2
2x/2 = 72/2
x = 36 minutes
Answer:
Step-by-step explanation:
Radius is <u>1/2</u> of the diameter
or
Diameter is <u>2</u> of the radius