The mean age of 17 teachers of a school was 33 years. One new teacher age 24 years joins the school. Find the new mean age of 18 teachers..
need proper explanation. will mark brainlist if correct. No nonsensical answer or will report
Answers
Answered by
0
Answer:
x=561
Step-by-step explanation:
Is its correct then mark me brainlist
Attachments:
Answered by
0
Total age is 585(16*33+24) Total teachers are 18 so mean is 32.5
Similar questions