The development of the agile methodology was to overcome the problems raised from the continuously changing demands of the customers and the technology changing at a rapid speed. These agile methodologies are combination of a number of agile practices used by the software companies. The research study has identified the top five agile practices from Scrum and XP, which contributes to achieving project success. 37 agile practices were considered from the secondary research conducted and tested among the project managers of the software industry, depending on their usage and importance in project success. Project managers with different years of agile experiences participated in this survey. The agile practices from Scrum methodology were dominant in heavily used and important agile practises for success. The results indicated agile practices which improve communication and coordination between the team, understand customer requirements and improve the planning of the project are likely to achieve success in software industry.