Homework Help: 7th grade Math

Posted by Cassidy on Sunday, October 21, 2012 at 5:45pm.

MegaMart collects a sales tax equal to 1/16 of the retail price of each purchase and sends this money tp the state government.

a. Is the amount of tax collected proportional to the cost of an item before tax is added?

b. Is the amount of tax collected proportional to the cost of an item after tax has been added?

7th grade Math - bobpursley, Sunday, October 21, 2012 at 5:48pm
yes, yes

Tax=1/16* price
cost=tax+price=1/16 price+price=17/16* price
7th grade Math - Cassidy, Sunday, October 21, 2012 at 6:17pm
I still don't understand, can you explain more detail? and why it became 17/16*price?
7th grade Math - JAMAR, Monday, October 22, 2012 at 8:19pm
0.5cm=1.5m

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