Hey there,
Question : A pigeon can fly at a speed of 84 kilometers per hour. How long does it take the pigeon to fly 7 kilometers?
Answer :84 km = 1 hr
1 km = 1 / 84
= 1 / 84 hr
7 km = 1 / 84 x 7
= 1 / 12 hr
1 / 12 hr = 5 min
Hope this helps :D
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