Answer: None of the above
Step-by-step explanation: Because none of them will equal the solution which is 0.5,
1.7 + (-1.2) = 0.5
90-80=10. 9-6=1 and 0-0=0 so it equals 10. Hopefully this helped!! =“)
Formula for volume = length x height x breadth
7a) 13.5 x 3.5 x 11.5 = 543.375
7b) 24 x 10 x 30.5 = 7320
8/14 12/21 16/28 these are some of the fractions that came to mind