The average of 12 number is 42. If a 13th number is added, then the average becomes 44. What is the 13th number?

The average of 12 number is 42. If a 13th number is added, then the av

1.	The average of 12 number is 42. If a 13th number is added, then the average becomes 44. What is the 13th number?
A.	68
B.	72
C.	70
D.	74
Answer» B. 72

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The average of 12 number is 42. If a 13th number is added, then the average becomes 44. What is the 13th number?

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