Question

The average age of a group of 15 persons is 25 years and 5 months. Two persons, each 40 years old, left the group. What will be the average age of the remaining persons in the group?

(a) 23.17 years
(c) 25.35 years
(b) 24.25 years
(d) 25 years
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Answer 1

Answer:

i think the answer is 23.17 years