#### Answer

greater

#### Work Step by Step

Since $20\gt30$ and x% of 20 is 30, x must be greater than 100.
$x\%\times20=30$
$\frac{x}{100}\times20=30$
$\frac{20x}{100}=30$
$\frac{20x}{100}\times100=30\times100$
$20x=3000$
$20x\div20=3000\div20$
$x=150\%$