Mathematics, 26.04.2021 21:10 vannaht2003
The mean of 19 students is 126cm.
Another student joins the group and the mean becomes 128cm.
What is the height of the new student?
Answers: 2
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You know the right answer?
The mean of 19 students is 126cm.
Another student joins the group and the mean becomes 128cm.
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