1) 30/21 = 10/7 = 1 3/7 = 1 90/210 2) 100/90 = 10/9 = 1 1/9 = 1 14/126
52/40 = 13/10 = 1 3/10 = 1 63/210 55/30 = 11/6 = 1 5/6 = 1 105/126
38/30 = 19/15 = 1 4/15 = 1 56/210 48/28 = 12/7 = 1 5/7 = 1 90/126
3) 68/48 = 17/12 = 1 5/12 = 1 30/72 4) 87/75 = 29/25 = 1 4/25 = 1 48/300
27/24 = 9/8 = 1 1/8 = 1 9/72 26/24 = 13/12 = 1 1/12 = 1 25/300
80/45 = 16/9 = 1 7/9 = 1 56/72 164/80 = 41/20 = 2 1/20 = 2 15/300
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Answers & Comments
1) 30/21 = 10/7 = 1 3/7 = 1 90/210 2) 100/90 = 10/9 = 1 1/9 = 1 14/126
52/40 = 13/10 = 1 3/10 = 1 63/210 55/30 = 11/6 = 1 5/6 = 1 105/126
38/30 = 19/15 = 1 4/15 = 1 56/210 48/28 = 12/7 = 1 5/7 = 1 90/126
3) 68/48 = 17/12 = 1 5/12 = 1 30/72 4) 87/75 = 29/25 = 1 4/25 = 1 48/300
27/24 = 9/8 = 1 1/8 = 1 9/72 26/24 = 13/12 = 1 1/12 = 1 25/300
80/45 = 16/9 = 1 7/9 = 1 56/72 164/80 = 41/20 = 2 1/20 = 2 15/300