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  • Perplex
    IB Math AISL
    /
    Sequences & Series
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    Problem Bank

    [Maximum mark: 5]

    A stork delivers babies to families living on Dorchester avenue. The bird carries one baby at a time from its nest to each home on the street.

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    The distance between the nest and the first house is ​x​ meters, and the distances between adjacent houses is ​20​ meters.


    When delivering a baby to the ​7th​ house on the street, the stork flies a round trip distance of ​290​ meters.

    1. Determine the value of ​x.

      [3]

      To earn a crown, get your answer ready before you reveal the options!

    2. Find the total distance, in kilometers, that the stork must fly to deliver ​32​ babies.

      [2]

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