Look all you have to do is with each question draw a line to the answer I am going to help you. Mark the 3rd question with answer A Mark the second question with b and the first one C I might be wrong with the first one. Hope this helps
Answer:
160cm^3
Step-by-step explanation:
5 x 4 x 8 = 160cm^3
a+b = b+a
I think that the answer is A, because in the range, none of the numbers should be the same, and the numbers are all different in choice A
c)0.65