7. A train covers a distance of 51 km in 45 minutes. How long will it take to cover 221 km?
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Answer:
∴ It take 3 hour and 15 minute to cover 221 km
Explanation:
Time taken to cover a distance of 1 km =
45/51 minute
Time taken to cover distance 221 km
= (45/51 x 221)
= 195 minute
= 3 hour and 15 minute.
:. It take 3 hour and 15 minute to cover 221
km.
Hope you understand
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