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lawyer [7]
3 years ago
7

Alexa can blow 15 balloons in 20 minutes. Sara can blow 18

Mathematics
1 answer:
mylen [45]3 years ago
3 0

rate of blowing balloons of Alexa = 15/20 = 0.75

rate of blowing balloons of Sara = 18/25 = 0.72

rate of blowing balloons of Shirley= 16/21 = 0.76

rate of blowing balloons of Sam = 12/23 = 0.52

from above calculation we concluded Shirley can blow balloons at the fastest rate!

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