The number of passengers on Dhaka-Rangpur route increased by 30% when the fare was reduced by 10%. What will be the percentage change in revenue?

The number of passengers on Dhaka-Rangpur route increased by 30% when the fare was reduced by 10%. What will be the percentage change in revenue? Correct Answer +17%

ব্যাখাঃ Percentage change ( A + B + AB/100) = { 30 + ( - 10) + 30× ( - 10)/100}% = + 17%
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