alleryएक पेन की कीमत ₹17 है। एक व्यक्ति तीन पेन और एक राइटिंग पैड खरीदता है। पैड की कीमत ₹29 है। व्यक्ति को ₹100 का भुगतान करने के बाद कितना पैसा वापस किया जाना चाहिए?
A₹18
B₹21
C₹20
D₹19
Answer & Solution
Correct answer: C. ₹20
परिवर्तन है ₹100 − (3 × ₹17 + ₹29) = ₹20.
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