I pretty sure that the answer is 1.
Answer:
5.1 (Rounded down to 5)
Step-by-step explanation:
What you do first is
16.8 * 24.3
this is 408.24
now you do 408.24 / 80 which is 5.1
Obviously you cant by 0.1 of a roll but you could just round that down to 5, then the little bit that isnt covered you could just buy a smaller roll of carpet or something
I think is uh.. i think is uh carrot
Answer: -5, -2.5, 0, 2.5, 5, 7.5
The answer fits in with all the requirements and is the only one that starts with -5.
Hope this helped