Question : A's salary is 40% of B's salary and B's salary is 25% of C's salary. What percentage of C's salary is A's salary?
Option 1: 5%
Option 2: 10%
Option 3: 15%
Option 4: 20%
Correct Answer: 10%
Solution : Given: A's salary is 40% of B's salary and B's is 25% of C's salary. Let's assume C's salary = Rs. 100 B's salary = 100 $×$ 0.25 = Rs. 25 A's salary = 25 $×$ 0.40 = Rs. 10 The required percentage of C's salary concerning A's salary =$\frac{10}{100}\times 100$ = 10% Hence, the correct answer is 10%.
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