I think its 149/ 490. Not sure, but pretty confident. Hope this helps.
Answer:
216
Step-by-step explanation:
72:80
9:10
Divide 72 and 80 by 8 to simplify it and get the ratio
Answer:
435.73 revolutions per minute
Step-by-step explanation:
Find the circumferance of the wheel.
27 times π which is 84.823 inches
divide that by 12 to get it into feet, 7.061 feet
Divide by 5280 to get that to miles, 0.001 miles
Divide 35 by 60 to get how many miles per minute the car travels, 0.583
Divide your miles per minute by the diameter of wheel
Your answer will be 435.73 Revolutions per Minute
