Average cost of 5 apples and 4 mangoes is 36 taka. The Average cost of 7 apples and 8 mangoes is 48 taka. Find the total cost of 24 apples and 24 mangoes.

A 1044
B 2088
C 720
D 324

Correct Answer: 2088

Total cost of 5 apples & 4 mangoes = 324 tk Total cost of 7 apples & 8 mangoes = 720 tk ( + ) Total cost of 12 apples & 12 mangoes = 1044 tk Total cost of 24 apples & 12 mangoes = 1044 ×2 = 2088 tk
Bissoy MCQ
#গণিত #Bangladesh Bank #গড় (Average) #Bangladesh Bank - Assistant Director - 2009

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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?
A There are certain disadvantages for the Bangladesh economy attached to devaluation
B The prospect of devaluation results in a speculative outflow of funds.
C The difference between imports and exports in called the Trade Gap.
D It is possible that inflation neutralized the beneficial effects of devaluation

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