Question

please answer this and provide an explanation since I have to explain the questions thanks you I really appreciate it

Answer 1

C. 97

Explanation:

An average is calculated by adding all the terms together and then dividing by the number of terms in the set.

so we have x + x + x + 85 = 3x + 85 / 4 = 94

(3x + 85)/4 = 94

x = 97 (average of grades excluding the 85)

I'm always happy to help :)