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1. The average of A and B is 25, B and C is 28, andCand A is 21. is average of A, B and C.a. 23.66 b. 24.66 c. 25.66 d. 26.66 |
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Answer» option A23.66 is the answer total of A+B= 25×2=50total of B+C= 28×2=56total of C+A= 21×2=42total of 2(A+B+C)=148TOTAL OF A+B+C= 74AVG OF A,B,C,=74/3=24.66 option b24.66is the answer option b 24.66is the right answer by using average formula24.66 is the correct answer. Option A is the answer Option (b) is the right answer |
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