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8th Class Mathematics Algebraic Expressions Question Bank Algebraic Expressions and Identities

  • question_answer
    Mohan has Rs. P. Naveen has 4 times as much money as Mohan. Also Naveen has Rs.15 more than Mohan. How much money do they have altogether?

    A)  \[Rs.\,20\]                         

    B)  \[Rs.\,5\]           

    C)         \[Rs.\,15\]         

    D)         \[Rs.\,25\]

    Correct Answer: D

    Solution :

    According to the problem, Mohan has Rs. P Naveen has Rs. 4P Also amount Naveen has \[=Rs.\,(P+15)\] \[\therefore \]  \[4P=P+15\] \[\Rightarrow \] \[3P=15\] \[\Rightarrow \] \[P=5\] \[\therefore \]Amount with Mohan \[=Rs.\,5\] Amount with Naveen \[=Rs.\,20\] \[\therefore \]  Total amount \[Rs.=25\]


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