Question

The value of S in $\frac{1}{3}+S=\frac{2}{5}$ is ____.

• A. $\frac{4}{5}$
• B. $\frac{1}{15}$
• C. $10$
• D. $0$

Answer 1

The correct option is B $\frac{1}{15}$

Given, $\frac{1}{3}+S=\frac{2}{5}\Rightarrow S=\frac{2}{5}-\frac{1}{3}\Rightarrow S=\frac{6-5}{15}\therefore S=\frac{1}{15}$