51 should be the correct answer
If we know price of 10 pounds sack and we want to know price of 1 pound we have to just divide price of 10 by 10, so:
6.55=10=0.655
Now we can round it
0.655=0.66 because the last digit is 5.
Answer is 0.66
Answer: it is
Step-by-step explanation: the next numbers are 1.5, 3, 4.5.
I feel like this would just be 108cm squared but I could be wrong...