MAKE A TALL CHARTT FOR THE NUMBER OF STUDENTS IN THE THIRD FOURTH AND FIFTH GRADE CLASSES: 26,25,27,27,26,28,27

Answer 1

I'm guessing you mean tally chart..I'll start you off by putting them in order:
25
26
27
28
Now put lines next to each one every time it appears.

Answer 2

25-l
26-ll
27- lll
28-l