Physics, 01.10.2019 03:30 summerjoiner
Lisa is currently taking physics as one of her electives in school. her grade at the end of the year is determined by the average of four exams, each worth 100 points. on her first test she got an 84, on her second she got a 92, and on her third an 80. what must she score on her fourth exam to get a b (80%) in the course?
a. 60
b. 64
c. 84
d. 85
Answers: 1
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Lisa is currently taking physics as one of her electives in school. her grade at the end of the year...
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