the sum of three numbers is 207. the second number is 8 times the first, while the third is 3 less than the first, find the numb
1 answer:
You might be interested in
Answer:
The average speed was of 2 miles per hour.
Step-by-step explanation:
Average speed:
Average speed is distance divided by time.
Distance:
Solved by proportions, using rule of three.
1800 steps - x miles
10,000 steps - 5 miles
Distance of 0.9 miles.
Using a time of 27 minutes to complete the event, calculate your average speed.
Distance of 0.9 miles in 27/60 of an hour. So
The average speed was of 2 miles per hour.