alleryএকটি দাম 50, 60 এবং তারপর 54 হয়। সর্বোচ্চ মান থেকে শতকরা হ্রাস কত?
A6 শতাংশ
B10 শতাংশ
C12 শতাংশ
D15 শতাংশ
Answer & Solution
Correct answer: B. 10 শতাংশ
60 থেকে 54-তে হ্রাস হলো 60-এর ভিত্তির ওপর 6, যা হলো 10 percent।
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