By selling a book for rs 2580 ,a bookseller gains 20%. For how much should he sell it to gain 30%.
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Given,
Sp=Rs.2580
Gain=20%
As we know,
Sp=cp+profit
firstly we have to know know Cp
So,
20%of sp
20/100×2580
Rs.516
Rs.2589-516
C.P=2073
Sp after 30%gain=??
Sp=2073+30%of cp
=2073+30/100×2073
2073+621.9
=Rs.2694.9
Sp=Rs.2580
Gain=20%
As we know,
Sp=cp+profit
firstly we have to know know Cp
So,
20%of sp
20/100×2580
Rs.516
Rs.2589-516
C.P=2073
Sp after 30%gain=??
Sp=2073+30%of cp
=2073+30/100×2073
2073+621.9
=Rs.2694.9
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