Question: In Example 12 in this section, we found that the average of 75, 96, 81, and 88 is 85. Use this information to answer in

In Example 12 in this section, we found that the average of 75, 96, 81, and 88 is 85. Use this information to answer in below Exercise.
1. If the number 96 is removed from the list of numbers, does the average increase or decrease?
Explain why.
2. Without computing it, tell whether the average of 38, 27, 58, and 43 is 17. Explain why it is possible or why it is not.
3. If the area of a rectangle is 84 square inches and its length is 21 inches, what is its width?
4. Write down any two numbers whose quotient is 1.
5. Find 86 ÷ 10 using the process of repeated subtraction.

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