The price of a certain DVD is discounted by 10% and the reduced price is discounted by another 10% This series of successive discount is equivalent to a single discount of
Solution
Correct Answer: Option B
DVD এর মূল্য 100 টাকা ১ম discount এর পর মূল্য = 100-10 =90 টাকা ২য় discount এর পর মূল্য = (90- 90 x 10 /100) = 81 টাকা মোট discount =(100-81)=19 টাকা
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