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Mathematics 19 Online
OpenStudy (anonymous):

A 20/10/10 Chain Discount is the same as a 50% Trade Discount.

OpenStudy (anonymous):

A 20% discount is the same as 80% of the original value. So take .8 and multiply by .9 twice. You'll get .648 or 64.8%, which is not the same as 50%.

OpenStudy (anonymous):

thank you so much!

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