alleryदस नोटबुक की कुल कीमत ₹300 है और प्रत्येक ₹36 पर बेचते हैं; प्रति नोटबुक लाभ?
A₹6
B₹3
C₹12
D₹9
Answer & Solution
Correct answer: A. ₹6
प्रत्येक नोटबुक की कीमत ₹300 ÷ 10 = ₹30 है और कमाती है ₹36 − ₹30 = ₹6 लाभ।
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