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Mathematics 8 Online
OpenStudy (theedwardsfamily):

Kwame purchased a washer for $312.20. The price of the washer included sales tax of 11.5%. Which equation can be used to find the price, p, of the washer before tax? A. 11.5p = 312.20 B. p + 0.115p = 312.20 C. 0.115p = 312.20 D. p + 11.5p = 312.20

OpenStudy (theedwardsfamily):

@iGreen

OpenStudy (theedwardsfamily):

@tkhunny help plz

OpenStudy (tkhunny):

If the original price is 'p', what expression represents 11.5% of that?

OpenStudy (theedwardsfamily):

D?

OpenStudy (tkhunny):

You didn't answer my question. If the original price were $100, how would you calculate the tax with a rate of 11.5%?

OpenStudy (theedwardsfamily):

confusion.....

OpenStudy (theedwardsfamily):

@iGreen help

OpenStudy (tkhunny):

You've never purchased anything at a store? How do you calculate the tax on whatever item you purchase?

OpenStudy (theedwardsfamily):

brb

OpenStudy (michele_laino):

by definition of percentage, we can write: p + 0.115*p = 312.20 where p is the price with no tax and the quantity 0.115*p is the amount of tax

OpenStudy (anonymous):

sorry if late but the answer is B!

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