Question

compare the following : 1. 8/9 , 12/13 2. 4/7 , 16 / 28 3. - 7/13 , -4/9​

Answer 1

Answer:

1)  8/9 < 12/13

2) 4/7 = 16/28

3) -7/13 < -4/9

Step-by-step explanation:

1) 8/9 , 12/13

∴ 8 * 13 , 9 * 12

∴ 104 < 108

∴ 8/9 < 12/13

2) 4/7 , 16/28

∴ 4 * 28 , 7 * 16

∴ 122 = 112

∴ 4/7 = 16/28

3) -7/13 , -4/9

∴ -7 * 9 , -4 * 13

∴ -63 < -52

∴ -7/13 < -4/9

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