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Chapter 1 of 12 • Page 1 of 248🔒 Protected PDF • Watermarked
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जनवरी में निर्मित कुल कुर्सियों में से 20% कुर्सियाँ नहीं बिकीं । यदि जनवरी में नहीं बिकीं गई ऑफिस कुर्सियों की संख्या और व्हील कुर्सियों की संख्या का अनुपात 5 ∶ 4 है, तो जनवरी में बेची गई व्हील कुर्सियों की संख्या ज्ञात कीजिए ।
690
820
510
780
उपर्युक्त में से कोई नहीं
780
Calculation:- Number of wheel chairs sold in January Total January Chairs: 1,350 chairs. Unsold January Chairs: 20% of 1,350 = 270 chairs. Unsold Wheel Chairs: Ratio of office to wheel chairs unsold is 5:4. Wheel chairs unsold = (4 / 9) × 270 = 120 chairs. Total Wheel Chairs Manufactured (Jan): (2 / 3) × 1,350 = 900 chairs. Wheel Chairs Sold: 900 (Total) - 120 (Unsold) = 780 chairs. Correct Option: Option 4 (780).
Calculation:-
Number of wheel chairs sold in January
Total January Chairs: 1,350 chairs.
Unsold January Chairs: 20% of 1,350 = 270 chairs.
Unsold Wheel Chairs: Ratio of office to wheel chairs unsold is 5:4. Wheel chairs unsold = (4 / 9) × 270 = 120 chairs.
Total Wheel Chairs Manufactured (Jan): (2 / 3) × 1,350 = 900 chairs.
Wheel Chairs Sold: 900 (Total) - 120 (Unsold) = 780 chairs.
Correct Option: Option 4 (780).
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