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posted by Emily Sunday, August 11, 2013 at 12:57am.
what is the cost of 3 notebooks at 20% discount, a binder at 25% discount, and 2 pens. 1 notebook: $1.79 1 pen: $2.89 1 Binder: $3.19
3*1.79*(1-.20) + 1*3.19*(1-.25) + 2*2.89 = 12.47
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