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Home > GC > Chapter 1 > Lesson 1.3.2 > Problem 1-111


In Lesson 1.3.3, you will start to learn how to make predictions in mathematics using probability. Decide if the following events must happen, cannot happen, or possibly will happen.  

  1. You will drink water some time today.

  2. An earthquake will strike in your region tomorrow.

  3. You will read a book.

  4. If a shape is a trapezoid, it will have a pair of parallel sides.

  5. You will shave your head this month.

    Think about what you do daily, what is a common occurance in your region, and what you are likely to do.