Question

The average age of 40 students in a class is 14 years 10 month. If by the admissio
of 5 more students, average age decrease by 2 months. Find average age of new
students
(a) 13.5 year
(b) 13.25 year
(c) 14 year
(d) None of these​

Answer 1

Step-by-step explanation:

14 year 10 months -2months= 14 years 8 months.

therefore answer is none of the these (d)

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Answer 2

the answer is none of this because the answer is 19.5 years and there is no answer as this