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express 15.7121212... in the form p/q where p and q are integers and q not equal to 0.

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  1. Let a=15.7121212
    then 100a=1571.21212
    Calculate
    100a-a=99a
    =1571.2121212...-15.7121212...
    =1555.5
    therefore
    a=1555.5/99
    =15555/990
    =1037/66
    so p=1037, q=66

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  2. hshshuudjsisiddsooks

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  3. The hell

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