Answer:
Step-by-step explanation:
If the youngest person leaves and is not replaced by another person, it means the mean age is no longer be 20.2 and the median is no longer is 19.
There are 4 students left, so
<u>Mean</u>: will inscrease, when number of terms descrease (only 4)
<u>Media</u>: will descrease, when we have to calculate the average value for term number 2 and 3, not only term number 3 before the youngest person leaves.
I’m sorry I can only answer number 3. The coordinates should be 1,-5. I am really not sure tho, because I have never done anything like this
I think it is d. the last one
Answer:
32 = <4
Step-by-step explanation:
The exterior angle of a triangle is equal to the sum of the opposite interior angles
15+17 = <4
32 = <4
Answer:
B
Step-by-step explanation: