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SSC Sample Paper SSC CGL - Sample Paper-27

  • question_answer
    How many cubes, each of edge 3 cm, can be cut from a cube of edge 15 cm?

    A) 25                                

    B) 27

    C) 125                  

    D) 144

    Correct Answer: C

    Solution :

    Volume of big cube \[=153\]      \[=3375\,c{{m}^{3}}\] and volume of small cube \[=3\times 3\times 3\]                                       \[=27\,c{{m}^{3}}\] \[\therefore \] Number of required cubes\[=\frac{3375}{17}=125\]  


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