The price of tea being increased by 20%, a man reduces his consumption by 20%. By how much percent will his expenses for tea be decreased?

The price of tea being increased by 20%, a man reduces his consumption by 20%. By how much percent will his expenses for tea be decreased? Correct Answer 4%

Himts: ধরি, Original consumption 100 unit এবং original দাম 100 টাকা। Original খরচ = 100 × 100 = 10000 নতুন খরচ = 120 × 80 = 9600 খরচ এর decrease = (10000 - 9600) × 1/100% = 4%
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