Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


Mean of 10 numbers is 20 so total is 200 
subtracting 5 from each number means subtracting 50 from the total 
so the new total is 150 
Divide by the number of numbers and you get 15 
so new mean is 15
2 2 2
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts