A train travel at 100 mile per hour for 2.5 hours and the travels at 140 miles per hour for 1.5 hours. How far did the train travel in entire 4 hours?

Options
- 400 miles
- 460 miles
- 540 miles
- 370 miles

CORRECT ANSWER : 460 miles

Discussion Board
sol for problem

according to Ques:
100 miles per hr for 2.5 hrs
100miles-->1 hr
250miles-->2.5 hr
140miles->1hr
1.5hrs->?
then,
140*1.5=210
210miles-->1.5 hr
so for 4hrs
=2.5 hrs+1.5 hrs=4hrs
=250+210=460 miles

sanchit 10-7-2020 01:12 AM

t&d

100 miles-->1hr
250miles-->2.5hr
140 miles-->1hr
210miles-->1.5hr
460 miles-->4hr

surendra 06-12-2019 03:14 AM

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