7th Class Mathematics Fractions and Decimals Question Bank Fractions and Decimals

  • question_answer \[2\times 0.2\times 2\times 0.2\times 2\times 0.2\]

    A)  0.064      

    B)  0.64          

    C)  0.0064           

    D)  64

    Correct Answer: A

    Solution :

    (a) \[2\times 0.2=0.4\](Idea of placing decimal) see answer to Q 21. \[0.4\times 2=0.8\,\,\,\,\,0.16\times 2=0.32\] \[0.8\times 0.2=0.16\,\,\,\,0.32\times 0.2=0.064\]             

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