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22-06-2020
Mathematics

contestada

2. The average temperature for 3 days was 20°. What must the temperature be on the fourth day to raise the average
temperature for the four days to 20.5°?

Respuesta :

22-06-2020

Answer:

22

Step-by-step explanation:

20.5x4=82

82-(20x3)=82-60=22

22

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