it takes an engineer three hours to drive to his brother's house at an average speed of 50miles per hour. If he takes the same route home, but his average speed is 60 miles per hour, what is the time,

Curro asked Sep 1, 2022

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Curro asked Sep 1, 2022

by Curro

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12 votes

Answer:

2.5 hours

Explanation:

→ Write the formula

Speed = Distance ÷ Time

→ Find the distance for 3 hours at a speed of 50 mph

Distance = Speed × Time ∴ 3 × 150 = 150

→ Now work out the time

150 ÷ 60 = 2.5 hours

Akihiro answered Sep 7, 2022

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