Cory’s average score after 8 tests is 91%. If he gets a 78% on his 9th test what will his new average be?
Total marks of the 8 subjects=8*91=728
Marks for 9 subjects will be=728+ 78=806
The new average=806/9
Content will be erased after question is completed.
Enter the email address associated with your account, and we will email you a link to reset your password.
Forgot your password?