1.a book is marked at 54 rupees. for how much will the book be called if a 10% discount is allowed?
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Answer:
₹48.6
Step-by-step explanation:
MP = ₹54
D = 10%
SP = ₹ (100-10)/100 × 54
= 90/100 × 54
= ₹9×5.4
= ₹48.6
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