Which is the best estimate of StartFraction 90 over 7 EndFraction divided by 1 and three-fourths? 2 6 12 24

Find the average rate of change for the given function drom x=1 to x=2

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

Marco states that 7.696696669…… is a rational number because it is a repeating decimal. is he correct? justify your answer.