Mathematics, 31.01.2020 00:52 kailaaap
The average of 15 numbers is 7. angelo is adding these numbers and mistakenly reads 6 of the numbers as 9 instead of seven, what average will he get?
Answers: 2
, therefore the sum he gets is 
 
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The average of 15 numbers is 7. angelo is adding these numbers and mistakenly reads 6 of the numbers...
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