George has a candle in the shape of a cylinder.
The candle melts at a constant rate. The table below shows the amount of candle, in cubic centimeters, melted off at the given number of hours after burning started.
Number of hours | Amount of candle melted off $(\text{cm}^3)$
:-: | :-:
$2$ | $60$
$4$ | $120$
$6$ | $180$
**Find the percent of the candle that is melted off after $7$ hours.**
*Use $3.14$ for $\pi$ and round your final answer to the nearest percent.*
[[☃ numeric-input 1]] $\%$