info@avatto.com
+91-9920808017
0. The average of some natural numbers is 15. If 30 is added in first number and 5 is subtracted from last number then average becomes 17.5. How many natural numbers are there?
30.
20.
15.
10.
You must be logged in to post a comment.
Login with Facebook
Login with Google
Forgot your password?
Lost your password? Please enter your email address. You will receive mail with link to set new password.
Back to login
You must be logged in to post a comment.