Answer:
14.42
Step-by-step explanation:
Find a common denominator 7/8 = 35/40 and 5/10 = 20/40. Also 7/8 is almost a whole and 5/10 is half. 7/8 is greater.
If you’re talking about answers a would be the option first b would be 2nd and c would be 3rd
I think the answer is 816cm