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lyudmila [28]
2 years ago
9

Ruben swims several times per week in a lake near his home. Last summer, the average water temperature was 20 °C. This summer, t

he average water temperature was 16 °C. What was the percent of decrease in the temperature?
Mathematics
1 answer:
docker41 [41]2 years ago
3 0
16/20 = 0.8
0.8*100= 80
100-80= 20%
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