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7th Class Mathematics Simple Equations Question Bank Simple Equations

  • question_answer
    4 is added to a number and the sum is multiplied by 5. If 20 is subtracted from the product and the difference is divided by 8, the result is equal to 10. Find the number.

    A)  \[16\]                    

    B)         \[12\]

    C)  \[8\]                    

    D)         \[20\]

    Correct Answer: A

    Solution :

       Let the number be x. Then according to the problem, \[\frac{(x+4)\times 5-20}{8}=10\]\[\Rightarrow \] \[x=16\]


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