Subject

    Bank Exam

    Topic

    Social Islami Bank Ltd. - Probationary Officer - 2017

    If 3x=2\frac{3}{x} = 2 and y4=3\frac{y}{4} = 3, then 3+yx+4\frac{{3 + y}}{{x + 4}} = ?

    ক)
    \(\frac{{30}}{{11}}\)
    খ)
    \(\frac{{10}}{9}\)
    গ)
    \(\frac{9}{{16}}\)
    ঘ)
    None of these

    Explanation

    Solution: যদি 3x=2\frac{3}{x} = 2 এবং  y4=3\frac{y}{4} = 3, হয় তবে 3+yx+4\frac{{3 + y}}{{x + 4}} = কত ? দেয়া আছে, 3x=2\frac{3}{x} = 2 => 2x = 3 x = 3/2 আবার, y4=3\frac{y}{4} = 3      y = 12 প্রদত্তরাশিমালা = 3+y4+x=3+124+32=158+32=15112=15×211=3011\frac{{3 + y}}{{4 + x}} = \frac{{3 + 12}}{{4 + \frac{3}{2}}} = \frac{{15}}{{\frac{{8 + 3}}{2}}} = \frac{{15}}{{\frac{{11}}{2}}} = 15 \times \frac{2}{{11}} = \frac{{30}}{{11}}

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