It takes Engineer Kweku three hours to drive to his brother’s house at an average speed of 50 miles per hour. If He takes the same route home, but his average speed is 60 miles per hour, what is the time, in hours, that it takes him to drive home?

It takes 2 hours 30 minutes for him to drive home.

Step-by-step explanation:

case 1 :

Distance = Speed time

⇒ 50  3

⇒ 150 miles

∴ Distance = 150 miles.

case 2 :

Time taken = Distance / speed

⇒ 150 / 60

⇒ 2.5 hours (2 and 1/2 hours)

⇒ 2 hours 30 minutes.

81 seats

step-by-step explanation:

if you multiply 0.65 times 125 then you get 81.5 seats. well since you can't have half of a seat you have to round down and get 81 seats in the no children zones. that leave 44 seats outside of the no children zone.

answer: a

step-by-step explanation: