archersmithdrag archersmithdrag

28-01-2019
Mathematics

contestada

Brandon swims several times per week in a lake near his home. Last summer, the average water temperature was 20 °C. This summer, the average water temperature was 17 °C. What was the percent of decrease in the temperature?

Respuesta :

noahdwilke noahdwilke

01-02-2019

Answer:

0.15

Step-by-step explanation:

17/20=.85

1-.85=15

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