Sun	Mon	Tue	Wed	Thu	Fri	Sat
23	24	25	26	27	28	1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28	29
30	31	1	2	3	4	5

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Multiple Choice Questions

The average age of 34 boys in a class is 14 years If teacher rsquo s age is included the ...........

Quantitative Aptitude (RBI Grade B) Average

The average age of 34 boys in a class is 14 years. If teacher’s age is included, the average age of the boys and the teacher becomes 15. What is teacher’s age?

48 years

46 years

49 years

45 years

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Explanation:

Let the age of the teacher is T years.

So the required age is given as:-
(34 × 14 + T)/35 = 15
T = 49 years.

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The average age of 34 boys in a class is 14 years If teacher rsquo s age is included the ...........

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Explanation:

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