alleryకార్డ్ల ధర ₹8 మరియు ₹12కి విక్రయిస్తారు; ఎంతమంది ₹100 లాభం పొందుతారు?
A20
B25
C24
D30
Answer & Solution
Correct answer: B. 25
ప్రతి కార్డ్ ₹12 - ₹8 = ₹4 సంపాదిస్తుంది, కాబట్టి ₹100 లాభానికి 25 కార్డ్లు అవసరం.
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