|
In general, compare the partner fraction with 1-fraction
1/3 < 1/2 so eliminate
3/30 is 1/10 is less than 1/8 so eliminate
2/40 is 1/20 is less than 1/16 so eliminate
12/30 is 2/5. to get 25 in denominator multiply by 5/5 to get 10/25 which is less than 13/25 so eliminate
numerator 35*3 is 105. Denominator 102 in smaller than 105, so this is answer.
|