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29 September, 20:51

Brandon has finished 28 problems for a science assignment. He has completed 80% of the assignment. how many more problems does Brandon need to finish? (Multiple choice)

•63

•35

•22

•7

+4
Answers (1)
  1. 29 September, 23:15
    0
    7 problems.

    Step-by-step explanation:

    80% is equivalent to 28 problems

    So 1% ... 28/80 ...

    20 % ... (28/80) * 20 = 28/4

    =7.
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