bewellplus.gsu.edu
naiyaa naiyaa
  • 20-04-2015
  • Mathematics
Answered

a student answered 86 problems on a test correctly and received a grade 98% how many problems were on the test if all the problems were worth the same number of points

Verified Answer :

Gwenuin
Gwenuin Gwenuin
  • 20-04-2015

98% Grade was achieved, so 0.98 of the questions were answered correctly.

n = number of problems

\(\frac{86}{n} = 0.98 \\ \\ n = \frac{86}{0.98} \\ \\ n = 87.755...\)

Our final answer can't be a decimal, so we round it to:

\(n = 87\)

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