Question

Help!! ASAP!!

Teri has scored 73%, 84% and 71% on her first three tests. What percent would she
have to score on the fourth test to have an overall average of 82%?

Answer 1

100

Explanation:

You have to find the current average-

73+84+71=228

228/3=76.

228+?=328?

(328=82x4)

328-228=100