Samanthara Samanthara

18-03-2015
Mathematics

contestada

Mrs.Bennett has graded 20% of her 150 students papers. How many papers does she still need to finish?

Respuesta :

prestonp357 prestonp357

18-03-2015

If she has finished 20%, she still has 80% to do. So just calculate .8 times 150.

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baonguyenq1999 baonguyenq1999

18-03-2015

80% more
80/100 simplify = 4/5
4/5 of 150 = 120
She has to grade 120 more

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