Answer:
so, 10 laps in 25 mins we want to make mins=1 so
10/25=2/5 times 5/5=2/5
if you multiply 2/5 by 2/2 then you get 4/10 and 4/10=0.4
the runner can run 0.4 or 2/5 lap in 1 minute
Step-by-step explanation:
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Answer:
7x - 8.
Step-by-step explanation:
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1 kilogram = 1000 grams, so the mass of Jack's bicycle is 9000 grams.
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