What is the average temperature for the months of May-September?
MATHEMATICS
SAT 2021
What is the average temperature for the months of May-September?
- A. 77
- B. 79
- C. 83
- D. 80
Correct Answer: D. 80
Explanation
First, figure out the temperatures. May: 69 June:78 July: 88 August: 86 September:79 Now, recall how to find the mean of a set of numbers: Mean/Average=Sum of all valuesNumber of values Mean=(69+78+88+86+79)/5=80
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