finding the sales tax at store a\nwhat is the amount of sales tax charged on the repaired computer at store…

finding the sales tax at store a\nwhat is the amount of sales tax charged on the repaired computer at store a?\ncomputer repair: store a $1,200, store b $1,350\nsales tax: store a 6%, store b 7%\ngratuity: store a 15%, store b 15%\nshipping: store a free, store b 2% of total price

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