Mark M. answered 01/09/17
Tutor
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Mathematics Teacher - NCLB Highly Qualified
% profit = profit / cost
% profit = (63 - 21) / 21
Can you calculate?
James A.
asked 01/09/17
Mark M. answered 01/09/17
Mathematics Teacher - NCLB Highly Qualified
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Mayuran K.
01/09/17