निम्नलिखित भिन्नों में से कौन सा सबसे बड़ा है: 12, 23, 25, 47?

If the fractions 113, 35, 79, 57, and 911 are arranged in ascending order, which fraction lies in the middle?

On being asked to find 89 of a certain fraction, a student made the mistake of dividing the fraction by 89 and obtained an answer that exceeded the correct answer by 29. What is the original fraction?