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5th Class Mental Ability Estimation Question Bank Estimation

  • question_answer
    Balu's Toy Shop bought 91 bags of marbles. There were 314 marbles in each bag. About how many marbles did Balu's Toy Shop buy? Estimate the value.

    A)  28500                        

    B)  26000

    C)  25000                        

    D)  27000

    Correct Answer: D

    Solution :

     Round the first factor to the nearest ten and the second factor to the nearest hundred. \[\begin{matrix} 91 & \times  & 314 & =? & {}  \\  \downarrow  & {} & \downarrow  & {} & {}  \\  90 & \times  & 300 & = & 27,000  \\ \end{matrix}\]


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