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    Subject

    Bank Exam

    Topic

    IFIC Bank Ltd. - Management Trainee Officer - 2017

    4 mat weavers can weave 4 mats in 4 days. At the same rate, how many mats would be woven by 8 mat weavers in 8 days ?

    ক)
    8
    খ)
    12
    গ)
    16
    ঘ)
    20

    Explanation

    Solution: 4 mat-weaver 4 দিনে 4টি  Mat সেলাই করে । 8 mat-weaver 8 দিনে কয়টি Mat সেলাই করবে ? 4 mat-weaver 4 দিনে সেলাই করে = 4 টি Mat 8 mat-weaver ৪ দিনে সেলাই করে = 4×8×84×4\frac{{4 \times 8 \times 8}}{{4 \times 4}} = 16 টি Mat Shortcut: M1  D1W1  =M2  D2  W2\frac{{{M_{1\;}}{D_1}}}{{{W_{1\;}}}} = \frac{{{M_{2\;}}{D_{2\;}}}}{{{W_2}}} => 4×44=8×8W2\frac{{4 \times 4}}{4} = \frac{{8 \times 8}}{{{W_2}}} W 2 = 16টি । Shortcut: M1  D1W1  =M2  D2  W2\frac{{{M_{1\;}}{D_1}}}{{{W_{1\;}}}} = \frac{{{M_{2\;}}{D_{2\;}}}}{{{W_2}}}

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