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The mean age of 12 boys involved survey is 19 years, 3 months. lf the-age of one of the ...

The mean age of 12 boys involved survey is 19 years, 3 months. lf the-age of one of the boys is 22 years, what is the mean age of the other-boys?

A. 10.5 years
B. 19.0 years
C. 35.4 years
D. 264.0 years
E. 423.5 years




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