"Education-Instruction-Inspiration"
Part - II: Descriptive Type Questions
Problem Solving : (Show your calculations/steps.)
1. (i) An investment company offers two charge structures. The annual charge is either 8% of the sum invested, or else it is Tk. 100 plus 3% of the sum invested. For what amount of investment will annual charge be same under both structures?(ii) A gasoline company wants to provide a customer with 1000 liters of premium gasoline at Tk. 60 per liter by mixing X liters of regular gasoline costing Tk.50 per liter, with Y liters of unleaded gasoline costing Tk.60 per liter. How much of each gasoline should be used to produce the mixture?
[Marcantile Bank PO-2011 : 2011]
Answer
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