To find a percentage, you need to divide 7 by 9 to find out what 7/9 is. It turns out to be 0.777 repeating. To find a percentage, you need to move the decimal place over by two to the right, so 7/9 is equals to 77.77%. If you round that, then 77.77% is closest to 78%.
Step-by-step explanation: Sorry I do not know the answer because I am not smart. I just need the points so I can answer more questions. Have a great day though and I wish you luck with your question:)