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03.03.2020 •
Mathematics
Given that LJ=42,LK=49, and LN=21, find LM
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Ответ:
Step-by-step explanation:
a)
The mean for ground floor is 20.67
The mean for balcony is 15.8
b)
the difference between the means is ground floor - balcony
20.67 - 15.8 = 4.87
You can talk about it yourself for part c