Question

10% of the students in a class are girls. What fraction of the class are boys?

• A. $\frac{7}{10}$
• B. $\frac{9}{10}$
• C. $\frac{1}{10}$
• D. $\frac{8}{10}$

Answer 1

The correct option is B

$\frac{9}{10}$

Percentage of girls = 10%

Therefore percentage of boys = 90%

Fraction of boys = $\frac{90}{100}$

= $\frac{9}{10}$