Q. A shopkeeper offers the following 3 schemes. Which scheme has the lowest discount percentage (all articles have same marked price)?I. Two successive discounts of 10% and 10%II. Buy 7 get 8III. Buy 9 get 1 free
A) Only III
B) Only II
C) All are equal.
D) Only II and III
✔ Correct Answer: Only III
Exam Insight
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