Question

In a class, $\frac{1}{5}$ th of students like yellow color and $\frac{2}{5}$ th like orange color and the rest like blue color. What fraction of students like blue color?

• A. $\frac{2}{5}$
• B. $\frac{3}{5}$
• C. $\frac{4}{5}$
• D. $\frac{1}{5}$

Answer 1

The correct option is A $\frac{2}{5}$

Fraction of students who like yellow color = $\frac{1}{5}$
Fraction of students who like orange color =$\frac{2}{5}$
Required fraction of students who like blue color
= 1 - $\frac{1}{5}$ + $\frac{2}{5}$
= 1 - $\frac{3}{5}$
= $\frac{2}{5}$