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Use clustering to estimate the group of numbers: 9.8 + 10.1 + 11.5 + 9.2 + 9.1

 

A. 45

B. 55

C. 40

D. 50

 Sep 9, 2019
 #1
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We can estimate it to be 10 + 10 + 12 + 9 + 9 which equals 50, so the answer is D.

 

You are very welcome!

:P

 Sep 9, 2019

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