Sadie finished her math test in sixteen minutes less than three times the amount of times it took her friend Laura to finish.if their combin

Question

Sadie finished her math test in sixteen minutes less than three times the amount of times it took her friend Laura to finish.if their combined times was 1 hour and 8 minutes,how long did it take Sadie?

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Melody 26 mins 2021-10-13T06:18:46+00:00 1 Answer 0

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    2021-10-13T06:20:00+00:00

    Answer:

    Sadie took 47 minutes to finish her test.

    Step-by-step explanation:

    Let Laura’s time be x minutes.

    Then we have:

    x + 3x – 16 = 68

    4x = 84

    x = 21 minutes.

    So Sadie took 3(21) – 16 = 63-16

    = 47 minutes.

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