Five times the costs price of a note book is equal to 4 times the selling price of the note book. If the selling price is Rs 5 more than the costs price, then find both the C.P.and the S.P.of the note book.
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Answer:
CP =20₹ ;SP=25₹
Explanation:
5x=4×(x+5)
5x=4x+20
5x-4x=20
x=20;x=CP
SP=CP+5 then
SP=25
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