Mathematics, 10.10.2019 23:30 salma1018
Justine swims freestyle at a pace of 150 laps per hour. justine swims breaststroke 20 laps per hour slower than she swims butterfly. if justine’s freestyle speed is three times faster than her butterfly speed, how fast does she swim breaststroke? let b represent justine’s butterfly speed in laps per hour and r represent justine’s breaststroke speed in laps per hour.
use tape diagrams to solve the problem.
Answers: 1
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Is a positive integer raised to a negative power always positive
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Justine swims freestyle at a pace of 150 laps per hour. justine swims breaststroke 20 laps per hour...
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