77 is 0.7% of what number?

0.7% of 77 = 0.54 0.7%

Step-by-step explanation:

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(2,20) means that the 2 is 2 hours and 20 is 20$. so there both 20$ for 2 hours only the same price. like it says. so, the dunk tank and the bounce house are the same price (20$) for the same amount of time (2 hours).

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a is the right answer