Which statement is true?

Hope's dad gives her seven-eighths of a chocolate bar one day and then gives her six-twelfths of a chocolate bar the next day. Hope received approximately 1 chocolate bar.
Dee has ten-twelfths of a cake and gives four-eighths to her neighbor. Dee has approximately one and one-half cakes left.
Joe ran eight-fifteenth of a mile on Thursday. He ran four-fifths of a mile on Friday. Joe ran approximately one-half mile in all.
Monica swam nine-sixteenths of a mile on Tuesday. She swam one and five-eighths of a mile on Wednesday. She swam approximately 2 miles in all.