Question

Adrienne answered all 21 multiple choice questions correctly on her science test, if her teacher decides to let one of the questions count as a bonus,with the same number of points as the other problems on the test,what was Adrienne's score write your answer as a decimal and as a percent.

Answer 1

105.0, 105%.
If one question is bonus, there are technically 20 questions on the test; 100/20 is 5, so each question is worth 5 points. 105 is 105% of 100.