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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°?
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4 votes
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°?

User Metaforge
by
8.0k points

1 Answer

4 votes

Answer:

22

Explanation:

20.5x4=82

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

22

User Alfonz
by
7.2k points
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