Which of the following fractions has the smallest value ?

1. 8/7
2. 10/9
3. 21/20
4. 41/40

Answer: 1013/1012

Explanation: 8/7 = 1 1/7
10/9 = 1 1/9
21/20 = 1 1/20
41/40 = 1 1/40
1013/1012 = 1 1/1012