7th Class Mathematics Rational Numbers Question Bank Rational Numbers

  • question_answer
    Suprabha purchases \[3\frac{1}{2}\]kg of watermelons, \[\frac{5}{6}\]kg of apples and\[\frac{3}{4}\]kg guavas from a fruit seller. What is the total quantity of fruits purchased by her?

    A)  \[4\frac{5}{9}\]kg                     

    B)  \[3\frac{1}{2}\]kg       

    C)  \[6\frac{1}{4}\]kg                                 

    D)  \[5\frac{1}{12}\]kg

    Correct Answer: D

    Solution :

    (d) \[3\frac{1}{2}+\frac{5}{6}+\frac{3}{4}=\frac{7}{2}+\frac{5}{6}+\frac{3}{4}\] \[=\frac{42+10+9}{12}=\frac{61}{12}=5\frac{1}{12}\]


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