IB ACIO Grade II previous year question
Four discount schemes: (1) successive 40% & 30%; (2) Buy5 get3 free; (3) Buy8 get5 free; (4) Buy4 get6. Find average discount (2 decimals).
Asked in IB ACIO Grade II (16 Sep 2025 Shift 1) · Quantitative Aptitude
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Correct answer: (A) 41.82%
(1) 1−(0.6×0.7) = 58%. (2) Pay for 5, get 8 → discount = 3/8 = 37.5%. (3) Pay for 8, get 13 → discount = 5/13 ≈ 38.46%. (4) Pay for 4, get 6 → discount = 2/6 ≈ 33.33%. Average = (58+37.5+38.46+33.33)/4 ≈ 41.82%.
हिंदी में प्रश्न
चार छूट योजनाएं: (1) क्रमिक 40% व 30%; (2) 5 खरीदें 3 मुफ्त पाएं; (3) 8 खरीदें 5 मुफ्त पाएं; (4) 4 खरीदें 6 पाएं। औसत छूट (दो दशमलव तक) ज्ञात करें।
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (A) 41.82%
(1) 1−(0.6×0.7) = 58%. (2) 5 का भुगतान, 8 मिले → छूट = 3/8 = 37.5%. (3) 8 का भुगतान, 13 मिले → छूट = 5/13 ≈ 38.46%. (4) 4 का भुगतान, 6 मिले → छूट = 2/6 ≈ 33.33%. औसत = (58+37.5+38.46+33.33)/4 ≈ 41.82%.
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