7th Class Mathematics Exponents and Power Question Bank Exponents and Powers

  • question_answer
    Fill in the blanks.
    (i) A number is said to be in the ___ form. if it is expressed as the product of a number between 1 and 10 and the integral power of 10.
    (ii)  \[{{2}^{0}}\times {{3}^{0}}+{{1}^{0}}\times 3=\_\_\_\]
    (iii) \[\left( {{\left( {{2}^{2}} \right)}^{2}}\times {{7}^{2}} \right)\div \left( {{8}^{3}}\times 7 \right)=\_\_\_\_\_\_\_\_\_.\]

    A)
    (i)              (ii)         (iii)
     Standard       4     \[7\times {{2}^{-5}}\]
                   

    B)
    (i)              (ii)         (iii)
     Exponential     4     \[7\times {{2}^{-4}}\]
                   

    C)
    (i)              (ii)         (iii)
     Exponential     2     \[7\times {{2}^{5}}\]
                   

    D)
    (i)              (ii)         (iii)
     Standard       2     \[7\times {{2}^{4}}\]

    Correct Answer: A

    Solution :

                    Not Available  


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