Example 18. The average of 11 numbers is 32. If the average of first 6 – InterviewSolution

1.	Example 18. The average of 11 numbers is 32. If the average of first 6 numbers is 34and that of last 6 numbers is 33, find the sixth number.
Answer» addition of 11 numbers = 32×11 = 352 addition of first 6 numbers = 6 × 34 = 204 addition of last 6 numbers = 6 × 33 = 198 sixth number = 204+198-352 = 402-352 = 50

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