Question

6.
Two years ago the mean age of 40 people was 11 years. Now a person left the
and the mean age is changed to 12 years. Find the age of the person who left the group ​

Answer 1

Answer:

hi

Step-by-step explanation:

tr5th wordtr5th wordtr5th wordtr5th wordtr5th wordwhat do you think is the answer of the problem of sleep deprivationthe adjective form of passionchange the degree to comparative. (The biggest challenge knocking on the door of humankind is fear and intolerance)

Answer 2

Answer:

11 hope answer when he left 11 . now 12