Percentage of profit earned by selling a book e for $1920 is equal to the percentage loss incurred by selling the same book for $1280. What price should the book be sold to make 25% profit?  Choose the correct choice from the following answers: A) $500 B) $1000 C) $1500 D) $1700 E) $2000
Let C.P. be Rs. x.   Then,	1920 - x	x 100 =	x - 1280	x 100   x	x   1920 - x = x - 1280   2x = 3200   x = 1600   Required S.P. = 125% of Rs. 1600 = Rs. 125	x 1600 = $2000   100   $2000
<result>E</result>
Percentage of profit earned by selling a book e for $1920 is equal to the percentage loss incurred by selling the same book for $1280. What price should the book be sold to make 25% profit?