12 divided by 4 equals to 3
she paints 3 wall per hour
the answer is : the remaining wall will take her 1 hour to paint
Answer:

Step-by-step explanation:
First, we need to look at the # of chips. There are a total of 25, 6 of which are blue.
This means that the chance of getting the first blue chip would be 
As there is no replacement, the total number of chips is 24 and there are only 5 blue left. This gives us the chance of 
Now all we need to do is mulitply these two and then simplify

Answer:
$960
Step-by-step explanation:
to find the commission you muake the percent into a decimal
.12
and then multiply by the sale
8000 × .12
answer is $960
Answer:
Sodas: 160
Hot Dogs: 80
Step-by-step explanation:
Sodas: s
Hot Dogs: d
s+d=240
s=2d
3d=240
d=80
s=160
4.80/0.12 = 40. So you can buy 40 pencils.