Points in joy whats 59769574+29376464774=??

The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school.each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220

Which diagram best shows how fraction bars can be used to evaluate 1/2 divided by 1/4?

Which of the following is an arithmetic sequence