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16 December, 14:11

The students in science class spent 65% of the class period performing an experiment. How long is the class period if the time spent on this was 52 minutes

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Answers (2)
  1. 16 December, 15:00
    0
    65% of an unknown time is 52 minutes.

    Let the unknown time be x.

    65% of x = 52

    65% * x = 52

    0.65x = 52

    Divide both sides by 0.65

    x = 80

    Answer: The class period is 80 minutes.
  2. 16 December, 15:44
    0
    Divide it by both sides
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