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A computer costs $321 including 7% tax. How much would the computer cost without tax?



A computer costs $424 including 6% tax. How much would the computer cost without tax?



A computer costs $642 including 7% tax. How much would the computer cost without tax?



A computer costs $990 including 10% tax. How much would the computer cost without tax?



A computer costs $424 including 6% tax. How much would the computer cost without tax?

A computer costs $315 including 5% tax. How much would the computer cost without tax?



A computer costs $535 including 7% tax. How much would the computer cost without tax?



컴퓨터 한대를 사는데 10% 세금을 합해 $990 을 지불 했다. 그러면 세금없이 원가는 얼마나 되었는가?



A computer costs $315 including 5% tax. How much would the computer cost without tax?



A computer costs $840 including 5% tax. How much would the computer cost without tax?

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