Recent content by mathman523

  1. M

    Probability: what are the chances of shooting a target at least once?

    If you miss all of them, won't it become 4 possibilities?
  2. M

    Is it acceptable to work backwards in a show this problem?

    I find it that it is easy to plug the variables into the equation. For example if you take the basic equation d=st, then rather than thinking in your brain backwards about numbers, plugging in is a lot easier.
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