1. Numbers, PHP

    Write a program which tells you:

    • how many hours are in a year?
    • how many minutes are in a decade?
    • how many seconds old are you?

    Code:

    <?php
      echo 24*365, ", ", 60*24*365*10, ", ", (60*60)*((365*32)+(30*8));
    ?>
    

    Output:

    8760, 5256000, 42912000
    

    Harder: If I am 1031 million seconds old, how old am I?

    <?php
      echo "1,031,000,000 seconds = ", 1031000000/60, " minutes<br>";
      echo "or ", 1031000000/(60*60), " hours<br>";
      echo "or ", 1031000000/(60*60*24), " days<br>";
      echo "or ", 1031000000/(60*60*24*365.25), " years";
    ?>
    

    Output:

    1,031,000,000 seconds = 17183333.333333 minutes
    or 286388.88888889 hours
    or 11932.87037037 days
    or 32.670418536264 years