23-03-2017
Mathematics

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The average number is 21. If three of the numbers are 12 18 and 28. What is the missing number

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avamarie18 avamarie18

23-03-2017

Use 21 and subtract to find the answer between them

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lowkeyjaz004 lowkeyjaz004

24-03-2017

The missing number is 26 because 12+18+28+26=84. 84/4=21

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