A rubber tire scraper with a 30CY heaped capacity is used. Soil expansion factor is 25%. Cycle time of scraper is 15 min. Machine efficiency is 50min/hour. How many bank Cubic Yards can the scraper do per hour?

A rubber tire scraper with a 30CY heaped capacity is used. Soil expansion factor is 25%. Cycle time of scraper is 15 min. Machine efficiency is 50min/hour. How many bank Cubic Yards can the scraper do per hour?