Answer:
Step-by-step explanation:
Given that, Chelsea gives her garden some quarts of water for a total of four days.
Given the following data of the quarts
7
7
8
8
16
9
9
13
10.
So, we want to find the total number of quarts used for the four days
So, we will need to add all the quarts given in the data
So,
Total quarts used is = 7 + 7 + 8 + 8 + 16 + 9 + 9 + 13 + 10 = 87 quarts
Then, 87 quarts of water was used for the 4 days