18 would have to be the mean because of the average
Answer:
1)
.
2)
years
Step-by-step explanation:
Let Hanna's sister be
years old.
Then Hanna will be
years old.
The sum of their ages will be
years.
The statement "no more than 18" means the sum of their ages is less than or equal to 18.
The required inequality is;
.
2)
The inequality we just found is
.
We simplify to get;
.
we divide both sides by
to get;
.
Therefore the oldest age Hannah's sister can be is
years
The answer is 95 degrees because it is a vertical angle. This is actually a lot easier than it looks. Hope this helped.
Subtract 17 from both sides , x=1
Answer:1/2, 50%, 2/4
Step-by-step explanation:a coin has two sides and your tossing it 4 times so you just divide it by 2 and you get 2