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S asked in Science & MathematicsMathematics · 8 years ago

Algebra math question??

in a game of ice hockey, the hockey puck took 0.8 second to travel 89 feet to the goal line. Determine the average speed of the puck in feet per second. Best answer to any one who answers!!! 10pts

5 Answers

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  • 8 years ago
    Favorite Answer

    It depends on who's in goal and who made the shot. I can tell you this, it wasn't taken by an NHL player this year.

  • 8 years ago

    Well theres a few ways to do this, I find that the easiest to understand way is to find out how many feet it travels in a unit of that time and then simply multiply it by 10 to get the actual

    If the puck travels 89 feet in 0.8s, then it travels 11.125 feet in 0.1s

    Multiplying by 10 will give you 111.25 feet in 1 second.3

    Another way to do this (much faster way) is to use proportions

    89 feet/0.8s = x feet/1second

    cross multiplying gives me x = 89/0.8s which will again give you 111.25 feet.

  • Anonymous
    8 years ago

    Divide both numbers by 8 to get the average speed of the puck per 0.1 seconds.

    0.1 = 11.125

    Now multiply by 10 to get the average speed of the puck per second.

    1 = 111.25

    The average speed of the puck is 111.25 feet per second.

    I hope that helps!

  • Jack
    Lv 4
    8 years ago

    Just divide 89 by .8 and you get 111.25 feet per second. Cheers!

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  • 8 years ago

    first make an equation: 0.8s=89

    s being the seconds & variable.

    so...

    0.8s=89

    s=111.25 ft per second.

    hope i helped. (:

    Source(s): me.
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