A shopkeeper sells a shirt at a profit of 25% on the cost price. If the shopkeeper allows a discount of 10% on this selling price the sales volume of the shirts will double. What is the ratio of the new profit to the old profit? ( ADP COMPANY)

A shopkeeper sells a shirt at a profit of 25% on the cost price. If th

1.	A shopkeeper sells a shirt at a profit of 25% on the cost price. If the shopkeeper allows a discount of 10% on this selling price the sales volume of the shirts will double. What is the ratio of the new profit to the old profit? ( ADP COMPANY)
A.	0.126388888888889
B.	0.253472222222222
C.	0.0423611111111111
D.	0.210416666666667
Answer» D. 0.210416666666667