1.

There are 47 boys in a picnic group. The average age of the group is 12 years. However, if the teacher is included in the group, the average age of the group increases by 6 months. Find the age of the teacher

A. 35.5 years
B. 36 years
C. 36.5 years
D. 37 years
Answer» C. 36.5 years


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