A shopkeeper offers a 'Buy 3, Get 1 Free' scheme. What is the equivalent single discount percentage?
Show answer & explanation
Correct answer: A
Explanation
Has been given :
buy 3, get 1 free
According to the formula:
Discount % = (Free item / Total item) × 100
Total item = 3 + 1 = 4
free item = 1
Discount %= (1/4) × 100= 25%