Is this a fact or opinion? Explain your answer. If two sets of data have the same mean, they must be the same set of data.

opinion

Step-by-step explanation:

2 different sets of data can have the same mean:

for example

4, 5, 6 ---> has a mean of 5

2,6,7 ---> also has a mean of 5

hence it is NOT a fact that if the means are the same, that it must be the same data set

c. (3,2,6) is the answer.

this is answer of 144 cubic meters