# Sample quiz on percentages Main home here.

1. The expression $x\%$ of $y$ means $\cdots$?
$(\frac{x}{y})\times 100$
$(\frac{y}{x})\times 100$
$(\frac{x}{100})\times y$
$(\frac{x}{x+y})\times 100$
2. What is $20\%$ of $15$?
$3$
$30$
$0.3$
$7.5$
3. What is $12\%$ of $13$?
$15.6$
$1.56$
$1.65$
$16.5$
4. $10\%$ of a number equals $11$. What is the number?
$100$
$110$
$101$
$121$
5. When $20\%$ is converted to a fraction, the result is $\cdots$?
$\frac{2}{5}$
$\frac{5}{2}$
$\frac{1}{5}$
$\frac{1}{4}$
6. In decimal form, $28\%$ is $\cdots$?
$0.28$
$2.80$
$0.028$
$0.140$
7. What is $25\%$ of $120$?
$60$
$40$
$30$
$20$
8. A math class consists of $2$ boys and $3$ girls. The percentage of girls in the class is $\cdots$?
$30\%$
$40\%$
$50\%$
$60\%$
9. An item bought for $\$20$was sold for$\$25$. What is the percentage profit?
$25\%$
$30\%$
$45\%$
$50\%$
10. In order to make a $10\%$ profit on an item bought for $\$10$, how much must the item be sold?$\$10$
$\$11\$20$
$\$21\$