Answer:
a. 62 miles/hour
b. 1.25 laps/minute
Step-by-step explanation:
a. ratio of miles to the number of hours is 434 to 7 can also be written as
= 62 miles/hour
therefore rate or speed= 62 miles/hour
b. 
= 1.25 laps/minute which rate or speed
Answer:20
Step-by-step explanation: This is answer is 20 because you have to divide 10 1/2 to get your answer .
Answer:
42.74 m²
Step-by-step explanation:
full circle area = πr² = (3.14)(7²) = 153.86 m²
(100°/360°)(153.86 m²) = 42.74 m²
Answer:
420m
Step-by-step explanation:
serch
it up