The cost price of an article A is Rs.160 and selling price of another article B is Rs.288. If the selling price of A will be equal to the cost price of B, then the profit after selling an article A is 20%. What is the profit percentage on article B?
[ A ] 16.66%
[ B ] 50%
[ C ] 25%
[ D ] 22.5%
Answer : Option B
Explanation :
Cost price of an article A = Rs.160
Selling price of A = 160 $\times$ $120 \over 100$ = Rs. 192