1 . The average of 2, 7, 6 and x is 5 and the average of 18, 1, 6, x and y is 10. What is the value of y?
- A. 5
- B. 10
- C. 20
- D. 30
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1 . The average of 2, 7, 6 and x is 5 and the average of 18, 1, 6, x and y is 10. What is the value of y?
View Answer | Discuss in Forum | Workspace | Report |