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During a science lab, four-fifths of the class completed the lab and earned a grade of 100. What percent of the class didnt earn a grade of 100? F. 60% G. 80% H. 20% J.45%
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During a science lab, four-fifths of the class completed the lab and earned a grade of 100. What percent of the class didnt earn a grade of 100?

F. 60%
G. 80%
H. 20%
J.45%

User Chris Herring
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7.1k points

1 Answer

5 votes

Answer: H. 20%

Step-by-step explanation: if 4/5 got 100 then 80% got 100 so the other 20% did not get a 100

User Szatkus
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