The average (arithmetic mean) of 100 measurements is 23, and the

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The average (arithmetic mean) of 100 measurements is 23, and the average of 50 additional measurements is 27.

Quantity A:The average of the 150 measurements

Quantity B:25

A、Quantity A is greater.
B、Quantity B is greater.
C、The two quantities are equal.
D、The relationship cannot be determined from the information given.

答案：B

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