katordaniel20212022 katordaniel20212022

04-06-2022
Mathematics

contestada

The mean of a set of 10 number is 56,
If the mean of the first nine is 55 find the 10th number

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gucciEinstein gucciEinstein

04-06-2022

Answer:

65

Step-by-step explanation:

10*56=560
9*55=495
560-495=65
=65

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