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Rita rode her bicycle out into the country at a speed of 20 miles per hour and returned along the same route at 15 miles per hour. If the round trip took 5 hours and 50 minutes,…
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Rita rode her bicycle out into the country at a speed of 20 miles per hour and returned along the same route at 15 miles per hour. If the round trip took 5 hours and 50 minutes,…
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Feb 28, 2019
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Rita rode her bicycle out into the country at a speed of 20 miles per hour and returned along the same route at 15 miles per hour. If the round trip took 5 hours and 50 minutes, how far out did she ride?
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Sankalp Singha
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x/20+x/15=5 5/6
(15x+20x)/20*15 = 35/6
35x/300= 35/6
CROSS MULTIPLY.
6*35x= 35*300
210x = 10,500
x= 10,500/210
X=50
The Dead Man
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Mar 5, 2019
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