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Home > MC1 > Chapter 9 > Lesson 9.2.4 > Problem 9-92
9-92.
State whether the number in each sentence is exact or approximate.
The voting age is
years old. This problem is very similar to 9-73, so refer to that problem if you are having trouble.
Exact
This is a mathematical relationship. Does that make it exact or approximate?
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.
I put
tablespoons of chocolate syrup on my ice cream. Refer to problem 9-73 for more help.