If the selling price of 50 articles is equal to the cost price of 40 articles, then the loss or gain percent is:
A. 20 % loss
B. 20 % gain
C. 25 % loss
D. 25 % gain
Answer:A
If the selling price of 50 articles is equal to the cost price of 40 articles, then the loss or gain percent is:
A. 20 % loss B. 20 % gain C. 25 % loss D. 25 % gain