India is a Multilanguage country and students pursue their education in different language. Medium and gender are the key factors of education. This paper explores the influences that medium and gender may play vital role on the mathematics achievement of students. The data for this survey are collected from 8th to 10th grade students of Guwahati city of Assam, India. It investigates the mathematics achievement of the students divided on basis of medium and gender. Analysis of data indicated that there were no significant differences in mathematics achievement of the students based on medium and gender