1)the average age of a class of 10 students is 15 years when the age of the teacher is also included the average will be increased by 2 years. what is the age of the teacher?
2) the average age of a class of 16 students is 12 years when the ages of the two teachers are also included the average will be increaed by 2 years. what is the average age of the teachers?
3) the average age of a class is 20 years. when the age of the teacher is also included the average will be increased by 1 year. what is the age of the teacher?
Answers
Answered by
0
answer of question number 1 and 2 is given above in the 3 picture
but the question number 3 has one number missing that how many students were present.
So please write the question again and you can follow me. so whenever you need my help I will answer.
hope this helps you
please make this answer brainliest.
Attachments:
Similar questions