3 years ago

William got scores of q sub 1, , and q sub 3 on three quizzes.

Mathematics

1 answer:

USPshnik [31]3 years ago

3 0

Answer:

a. The average is =(++) .

b. He can use the formula =−− q sub 3 , equals 3 x minus , q sub 1 , minus , q sub 2. He will need a score of =()−−= q sub 3 , equals 3 open 90 close minus 85 minus 88 equals 97 on his third quiz.

Step-by-step explanation:

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