Ask a New Question

Asked by Jody

A bus trip of 90 miles would have taken an hour less if the usual average speed had been increased by 3 miles per hour. Find the usual average speed of the bus.
11 years ago

Answers

Answered by Steve
If normally the speed is x, then

90/x = 1 + 90/(x+3)
11 years ago
Answered by Anonymous
21
9 years ago

Related Questions

Ronald made a trip of 450 miles in 8 hours. Before noon he avg. 60 miles per hour, and after noon h... the trip will be 560 miles the bus travels at a average speed of 60 miles per hour the trip will be 560 miles the bus travels at an average speed of 60 miles per hour. Estimate the di... k) If the trip is 3 miles, how much does each one charge? If the trip is 6 miles, how much does each... Runner runs 8 miles at 5 miles per hour, then another 2 miles at 7 miles per hour, find average spee... A 200-miles trip by an electric automobile must be completed in 4 hours. If it takes x number of hou... a trip of 120 miles required 7 gallons of gas. at this rate how many gallons would be needed at 180? Bugs made the trip at 40 miles per hour during the first hiatus.joan made the same trip at 50 miles... On a trip of d miles to another city, a truck driver's average speed was x miles per hour. On the re... Trip walks a total of 12 miles to and from school each week. Lindsey rides her bike a total of 56 mi...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use