Answer:
or 
Step-by-step explanation:
First, you can convert the mixed number
into a decimal number. To do this, you need to divide the numerator (which is 1) by the denominator (which is 2) of the fraction:

Now you must add 0.5 to the whole number part. Then:
In order to find the ratio of cleaner to water, you must divide 1.5 cups of cleaner by 12 cups of water.
Therefore, the ratio is:
or 
You plug in 2 for the w and do 17 minus 2 and then you divide that by 3 so ur answer is going to be 17-2 which is 15 and then divide 15 by 3 and you get 5
Answer:

Step-by-step explanation:

A) [-7,-4] U [4,7]; B) [-4,-1]; C) [1,4]