SSC GD Constable previous year question

What is the single discount equivalent to three successive discounts of 30%, 25%, and 40%?

Asked in SSC GD Constable 2025: 06 Feb 2025 Shift 1 (Morning) · Quantitative Aptitude

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Correct answer: (B) 68.5%

Remaining fraction = 0.7 × 0.75 × 0.6 = 0.315, so equivalent single discount = 1 − 0.315 = 68.5%.

हिंदी में प्रश्न

30%, 25% और 40% की तीन क्रमिक छूटों के समतुल्य एकल छूट कितनी होगी?

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सही उत्तर: (B) 68.5%

शेष भिन्न = 0.7 × 0.75 × 0.6 = 0.315, अतः समतुल्य एकल छूट = 1 − 0.315 = 68.5%।