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The average of 11 numbers is 8. If a number 12 is removed, then what will be the new average?1). 7.42). 7.63). 7.84). 8.2 |
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Answer» ∴ SUM of 11 numbers = 11 × 8 = 88 After a number 12 is removed Sum of remaining 10 numbers = 88 - 12 = 76 ∴ Average of remaining 10 numbers = 76/10 = 7.6 |
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