B would be the correct answer, 
Express 2 1/5 as a percent
1 answer:
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to solve this, you need to set up an equation to solve for <em>x, </em>the number of square meters waxed in an hour:
you can use cross multiplication to solve for x:
so jessica can wax 100/3 square meters per hour. you can convert this to decimal form (which would be 33.3 repeating) or you can leave it in fraction form.