Job

Solve the following problems:

Jane covered a distance of 340 miles between city A and city B taking a total of 5 hours. If part of the distance was covered at 60 miles per hour speed and the rest at 80 miles per hour speed, how many hours did the travel at 60 miles per hour?

(Speed & Distance)

Created: 1 year ago | Updated: 1 year ago
Updated: 1 year ago

Let, he took x hours at 60 mph.

He took (5-x) hours at 80 mph.

According to question

60x+80(5-x)=340

=60x+400-80x=340

=20x=400-340=60

x=6020=3 Jane took 3 hours at 60 mph.(answer)

1 year ago

গণিত

.

Content added By
Content updated By
Promotion