Question
Download Solution PDFআপেলের দাম 20% বৃদ্ধি পায় এবং তারপর 20% কমে যায়। নেট শতাংশ হ্রাস কত?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFপ্রদত্ত:
আপেলের দাম 20% বৃদ্ধি পায় এবং তারপর 20% কমে যায়।
গণনা:
আপেলের দাম ধরা যাক 100 টাকা।
বৃদ্ধির পরে এটি 100 × 120%
⇒ 120 টাকা
হ্রাসের পরে এটি 120 × 80%
⇒ 96 টাকা
সুতরাং, হ্রাস = 100 - 96
⇒ 4 টাকা
হ্রাসের % = (4/100) × 100
⇒ 4%
∴ নেট শতাংশ হ্রাস 4%
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