Subject

    Bank Exam

    Topic

    Agrani Bank 2013 Senior Officer (Cancelled)

    The number of marbles in Amin’s collection is 80% of the number in Rahim’s collection. If Rahim has 80 more marbles than Amin, how many marbles do they have altogether?

    ক)
    720
    খ)
    120
    গ)
    135
    ঘ)
    400

    Explanation

    If Rahim's Collection is X Then, Amin's Collection is 0.8X Now, A/Q, X - 0.8X = 80 or, 0.2X = 80 or, X = 80/0.2 = 400 So, Rahim has 400 marbles and Amin has 0.8*400 = 320 marbles Together they have = 400+320 = 720 marbles

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