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25 September, 10:19

Mrs. Isoceles has graded 20% of her 150 students papers how many papers does she still need to grade

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  1. 25 September, 11:01
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    Turn 20% into decimal which equals. 20 then multiply 150 x. 20 and you will get 30.
  2. 25 September, 12:18
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    The answer is 30. you can find the unit rate but the calculator was invented a long time ago so i used that; )
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