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29 June, 02:03

When she was in year 8, sarah could run 800m in 3 minutes 20 seconds

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Answers (2)
  1. 29 June, 02:13
    0
    18%

    Step-by-step explanation:

    200-164/200 x 100=18
  2. 29 June, 02:23
    0
    82%

    Step-by-step explanation:

    three years later she could run 800 meters in 2 minutes 44 seconds find the percentage imporvment

    in year 8 she ran 800m in 200 seconds (60x3+20)

    year 11 she ran 800m in 164 seconds (60x2+44)

    164/200 x 100

    =82%
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