For a reading contest,a teacher awards a 7 gold stars for every 21 books read.Completw the table and graph the ratios

SOLUTION:
Let the Gold star awarded be "g" and books read be "b"
7 g = 21 b
1 g = 21/7 = 3 b
14 g = 3 X 14 = 42 b
21 g = 3 X 21 = 63 b
28 g = 3 X 28 = 84 b
35 g = 3 X 35 = 105 b