Answer: She is correct
Step-by-step explanation: 1/4+2/4=3/4 of the book while 2/8=1/4 and 4/16=1/4 and 1/4+1/4=2/4 and 3/4>2/4 so Sally is correct. She read 1/4 more of the book Remy. By the way, if you are asking questions, please Capitalize names. Thank you.