Math, asked by farzanmkhdd, 4 months ago

The average age of a child in a class of 30 is 10. the average age incluiding teacher is 11. How old is the teacher​

Answers

Answered by akanshanitu
0

Answer:

41 years (HOPE IT HELPS YOU!)

Step-by-step explanation:

Sum of ages of 30 students= no.of students ×avg. age= 30×10=300---(2)

Sum of age of students and the teacher= 31× 11= 341---(1)

Age of the teacher=(1)-(2) 341- 300= 41 years

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