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Home > MC1 > Chapter 9 > Lesson 9.2.4 > Problem 9-92


State whether the number in each sentence is exact or approximate.

  1. The voting age is years old.

    This problem is very similar to 9-73, so refer to that problem if you are having trouble.


  2. This is a mathematical relationship. Does that make it exact or approximate?

  3. The length of my pencil is centimeters.

    Do you think the pencil is exactly cm? Is it possible that it is a few millimeters shorter or longer?

    Approximate, since this is a measurement.

  4. I put tablespoons of chocolate syrup on my ice cream.

    Refer to problem 9-73 for more help.