Question

8. Calculate the Distance in metre if Speed = 40km/min and Time = 1 h
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Answer 1

Answer:

25

Explanation:

Speed of car in first 15 minutes = 40 km/h

Distance covered = speed × Time taken

60 minutes = 1 hour

15 minutes =

60

15

hour

Distance covered = 240×

60

15

=10km

Speed of car in next 15 minutes = 60 km/h

Distance covered = 60×

60

15

=15km

∴ Total distance covered = (10+15)km = 25 km

∴ 25 km is correct

Answer 2

1st Picture is way of solving the problem.

2nd Picture is another way of solving the problem.

Answer:

The answer is 2400000 m .

Explanation:

The explanations are in the above attachments.