The mean high temperature of the first four days of a week is 25°C wh – McqOptions

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1.	The mean high temperature of the first four days of a week is 25°C whereas the mean of the last four days is 25.5°C. If the mean of the whole week is 25.2°C then the temperature of the 4th day is:
A.	25°C
B.	25.2°C
C.	25.5°C
D.	25.6°C
Answer» E.

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