Finding an unknown value from the mean

Finding an unknown value from the mean

Secondary 2

2 marks

TGM Original Questions

The mean of \(2,4,5,6,7,8,9,10,11,p\) is 7.5. Find \(p\).[2]

Solution:

Solution locked

Sign in to view the step-by-step solution

Please join our E Math programme to search for similar questions for more practice.

Answer:\(p=13\).

Need help? Join our JC Math tuition classes.