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Verage of 18 numbers is 19 and average ofnumbers is 21 what is the average of all.the numbers |
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Answer» -step EXPLANATION:Average of first 8 number = 21 Average of last 4 number = 18 If average of all 12 ... If average of all 12 numbers is 18, then we have 8 x 3 = 24 extra from first EIGHT numbers. ... The average of six numbers is 19.Mark me as brainlist |
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