please answer this question
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x1+x2......+x22/22 =21
x1+x2....+x22= 22×21
= 462
including manager
x1+x2...+x23/23 =22
x1+x2....+x23 =23×22
=506
462 +x23=506
x23=506-462
x23=44 is answer
x1+x2....+x22= 22×21
= 462
including manager
x1+x2...+x23/23 =22
x1+x2....+x23 =23×22
=506
462 +x23=506
x23=506-462
x23=44 is answer
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