If 28% of a number is 75 less than 43% of the same number, then 30% of that number is:यदि एक संख्या का 28% उसी संख्या के 43% से 75 कम है, तो उक्त संख्या का 30% क्या होगा?

1. A175
2. B145
3. C150
4. D120

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Correct answer: C. 150

Explanation

43% − 28% = 15% of the number = 75, so the number = 75 × 100/15 = 500. 30% of 500 = 150.43% − 28% = संख्या का 15% = 75, अतः संख्या = 75 × 100/15 = 500. 500 का 30% = 150.