There are 40 students in a class, and their mean weight is 38kg. If after 2 years, each student weighs 1.7kg extra, what will be the new mean weight?

Asked by drhimasingh | 26th Dec, 2019, 11:00: AM

Expert Answer:

Answered by Renu Varma | 26th Dec, 2019, 11:38: AM