If novels bought at prices ranging from Rs 300 to Rs 470 are sold at prices ranging from Rs 400 to Rs 520, what is the greatest possible profit that might be made in selling 12 books? 

1 Answer

Answer :

least cost price= 300*12 =3600

greatest sold price= 520 *12= 6240

profit required= 6240-3600=Rs 2640

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