At a selling price of Taka 275 a book yields 25% profit. What selling price will yield the profit of 10%?

A 210
B 242
C 221
D 235

Correct Answer: 242

Percentage elling price at 25% profit = 100 + 25 = 125 TK   Percentage selling price at 10% profit = 100 + 10 = 110 TK If parcentage selling price is 125 TK then actual selling price is 275 TK   So, parcentage selling price is 110 TK then actual selling price is 275×110/125 = 242 TK  
Bissoy MCQ

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The exchange rate is the ruling official rate of exchange of Taka for other currencies. It determines the value of Bangladeshi goods in relation to foreign foods. If the Taka is devalued in terms other currencies Bangladeshi exports (which are paid for in Taka ) become cheaper to foreigners and Bangladeshi imports become more expensive to holders of Taka. What conclusion can be drawn form the information above?

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