julietmartinez2
julietmartinez2 julietmartinez2
  • 21-04-2017
  • Mathematics
contestada

If a train travels between two cities in 3 hours at an average speed of 65 miles per hour how long would it take at an average speed of 80 miles per hour

Respuesta :

ricros17
ricros17 ricros17
  • 21-04-2017
3•65=195 miles

195/80= 2.438 hours, or 2 hours 26 minutes 15 seconds
Answer Link
LovesKawaii
LovesKawaii LovesKawaii
  • 21-04-2017
let t = time at 80 mph
An inverse proportion equation
 = 
80t = 65 * 3
t = 195/80
t = 2.4375 hrs

I hope I helped you!
Answer Link

Otras preguntas

What's the error and the answer​
Which of these expressions is equivalent to 0.05(x−40)? a. 0.05x−2 b. 0.05x−40.05 c. 0.05x-40 d. 0.05x−2.05
please help me with this math.
Which triangle is similar to triangle EAD? (6 points) Triangle BAC Triangle DAC Triangle ABC Triangle CDE
A line passes through the point (-6, -8) and has a slope of 3/2 Write an equation in slope-intercept form for this line.
Find the quotient: –37.44 ÷ 4.8 Check reasonableness by estimating: –37.44 Almost-equals 4.8 Almost-equals Estimated quotient:
What was an economic causes of the French
A bug crawled 35 meters in 20 seconds. What was the bugs velocity ? (EXPLAIN)
How did the Granger Movement try to adapt to the struggles of farming at the time?
Is -7, 4, -6, 3 solutions to -29 ≤ 5u + 1?