Simon is trying to figure out how much it will cost to buy 30 cases of water for a school picnic how much was Simon pay for 30 cases of water

$132.00 or D.

Step-by-step explanation: divide 66.00 by 15 to get 4.4.

4.4 is your unit price.

1 case of water costs 4.4$.

So, now take 4.4 x 30 to get your answer, which is: $132.00 or D.

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )