Mathematics, 15.10.2020 07:01 aletadaboss

if the mean of A and B is 20 the mean of B and C is 23 and tge mean of A, B and c is 18 what is the mean of A and C

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if the mean of A and B is 20 the mean of B and C is 23 and tge mean of A, B and c is 18 what is the...

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