Anonymous Anonymous

28-07-2014
Mathematics

Answered

In Chemistry class, Andrew has earned scores of 64, 69, and 73 on three tests. He must maintain an average of 70 to pass the course. What score must Andrew earn on the final exam to pass the course?

Verified Answer :

iloveonedirection iloveonedirection

29-07-2014

\(64+69+73 = 206\)

\(\frac{206+x}{4} =70\)

\(206+x=280\)

\(x=74\)

Andrew needs at least a 74% on the final exam.

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