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फरवरी में निर्मित व्हील कुर्सियों की संख्या और अप्रैल में निर्मित व्हील कुर्सियों की संख्या के बीच अंतर ज्ञात कीजिए।
320
550
450
600
उपर्युक्त में से कोई नहीं
450
Calculation: Difference between wheel chairs in February and April February Wheel Chairs: Total is 1,000. Ratio is 7:3. Wheel chairs = (7 / 10) × 1,000 = 700 chairs. April Wheel Chairs: Total is 500. Ratio is 1:1. Wheel chairs = (1 / 2) × 500 = 250 chairs. Difference: 700 - 250 = 450 chairs. Correct Option: Option 3 (450).
Calculation:
Difference between wheel chairs in February and April
February Wheel Chairs: Total is 1,000. Ratio is 7:3. Wheel chairs = (7 / 10) × 1,000 = 700 chairs.
April Wheel Chairs: Total is 500. Ratio is 1:1. Wheel chairs = (1 / 2) × 500 = 250 chairs.
Difference: 700 - 250 = 450 chairs.
Correct Option: Option 3 (450).