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25 October, 01:24

The room numbers on one side of a school corridor are consecutive positive even integers. The product of The room numbers for two adjoining rooms on that side is 7224. Find the room numbers.

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  1. 25 October, 02:46
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    Numbers are n, n+2 and we have n (n+2) = 7224. Or

    n^2+2n-7224=0

    Using the quadratic equation

    n=84. So n+2=86

    The numbers are 84, 86
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