Q. $A, B$ and $\mathrm{C}$ intended to divide a certain sum among themselves in the ratio $2: 3: 5$. By mistake, they divided it in the ratio $\frac{1}{2}: \frac{1}{3}: \frac{1}{5}$. Among $A, B$ and $C$, the person/s who lost due to this mistake is/are__
Ratio, Proportion and Variation
Solution:
Correct answer is '1'
