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Averages Quiz 4 (10 MCQs)

Quiz Instructions

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1. The mean of 5 numbers is 18. If one number is excluded their mean is 16. Find the excluded number.
2. The mean of the first five whole number is ......
3. Find the average of 449 & 684
4. Christine's test scores are 86, 94, 88, 75, and 94. What does Christine need to score on the next test to have a mean score of 85?
5. Find the average of first five counting numbers-
6. Find the mean of these numbers:2, 57, 38, 42, 6
7. What is the sum of the mean and median of the following set of numbers:5, 12, 7, 28, 8
8. Solve the following problem: A store sells 2 types of oranges at $ 1.20 and $ 1.80 per pound. If a customer buys 3 pounds of the $ 1.20 oranges and 5 pounds of the $ 1.80 oranges, what is the average price per pound of oranges bought?
9. A boy takes 5 tests. His teacher loses the 5th test, but knows he had a mean score of 8. In his first 4 tests he scored 9,7,10,8. What did he score in the 5th test?
10. What is the mean of the following numbers: 2, 4, 6, 8, 10?
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