The graph below represents the time a student takes to go to school on different days of the week. How much longer did it take him on thursday than on sunday to go to school?
The bar above Thursday goes up to 20. So, the student took 20 minutes to go to school on Thursday.
The bar above Sunday goes up to 10. So, the student took 10 minutes to go to school on Sunday.
Since , then it took the student 10 minutes longer on Thursday than on Sunday.