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प्रश्न
Valli buys 10 pens for ₹ 180 and Kamala buys 8 pens for ₹ 96. Can you say who bought the pen cheaper? (using unitary method)
उत्तर
Valli purchase 10 pens for ₹ 180
∴ Valli purchase 1 pen for ₹ `180/10` = ₹ 18
Kamala buys 8 pens for ₹ 96
∴ Kamala buys 1 pen for ₹ `96/8` = ₹ 12
₹ 12 < ₹ 18
∴ Kamala bought the pen cheaper.
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