IB ACIO Grade II previous year question
3 pens and 9 pencils cost ₹180 and 3 pens and 7 pencils cost ₹150. The cost of 8 pens and 4 pencils is:
Asked in IB ACIO Grade II (16 Sep 2025 Shift 2) · Quantitative Aptitude
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Correct answer: (C) ₹180
Subtracting: (3p+9q) − (3p+7q) = 180−150 → 2q = 30 → q = 15. From 3p+9(15)=180 → 3p = 45 → p = 15. Cost of 8 pens + 4 pencils = 8(15) + 4(15) = 120 + 60 = ₹180.
हिंदी में प्रश्न
3 पेन और 9 पेंसिल की कीमत ₹180 है तथा 3 पेन और 7 पेंसिल की कीमत ₹150 है। 8 पेन और 4 पेंसिल की कीमत कितनी है?
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सही उत्तर: (C) ₹180
घटाने पर: (3p+9q) − (3p+7q) = 180−150 → 2q = 30 → q = 15। 3p+9(15)=180 से → 3p = 45 → p = 15। 8 पेन + 4 पेंसिल की कीमत = 8(15) + 4(15) = 120 + 60 = ₹180।
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