Subject

    Quantitative Aptitude

    Topic

    Interest

    A person borrows Tk. 5000 for 2 years at 4% p.a. simple interest. He immediately lends it to another person at 6(1/4)% p.a. for 2 years. Find his gain in the transaction per year.

    ক)
    Tk. 167.50
    খ)
    Tk. 150
    গ)
    Tk. 125
    ঘ)
    Tk. 112.50

    Explanation

    Gain in 2 years=Tk [{5000x(25/4)x(2/100)}-{(5000x4x2)/100}]     = Tk. (625 - 400) = Tk. 225 So, Gain in 1 year = Tk. (225/2)=Tk. 112.50
    An automobile financier claims to be lending money at simple interest, but he includes the interest every six months for calculating the principal. If he is charging an interest of 10%, the effective rate of interest becomes-If an investor earns interest of Tk. 1 per day at an interest rate of 4(1/18)% per annum, what will be his total investment?What would be the compound interest obtained on an amount of Tk.6875 at the rate of 8% p.a. after two years?Mr. Khan invested an amount of Tk. 13,900 divided into two different schemes A and B at a simple interest rate of 14% per annum and 11% per annum respectively. If the total amount of simple interest earned in 2 years be Tk. 3,508, what was the amount invested in Scheme B?A sum of money is borrowed and paid back in two annual instalments of tk. 882 each allowing 5% compound interst. The sum borrowed was:Ms. Champa borrowed Tk. 240, interest free, from her elder brother to pay for her college education. If she pays back 5% of the amount quarterly, and has already paid Tk. 42, for how many month has she been paying back her loan?In what time will Tk.4200 amount to Tk.88 at 16% compound interest payable half-yearly?If the compound interest on a sum for 2 years at 5% per annum is Tk. 510, the simple interest on the same sum at the same rate for the same period of time is:(বার্ষিক 5% হারে 2 বছরের জন্য যৌগিক সুদের টাকা হয় 510, একই সময় একই সময়ের জন্য একই হারে সাধারণ সুদের পরিমাণ হয় :)

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