The ratio of 18 to 9, once simplified by dividing both numbers by their greatest common divisor, is 2:1.
The ratio of 18 to 9 is a way to compare two quantities. To find this ratio, we can simplify it by dividing both numbers by their greatest common divisor. In this case, both 18 and 9 can be divided by 9.
Step 1: Divide 18 by 9, which equals 2.
Step 2: Divide 9 by 9, which equals 1.
Therefore, the simplified ratio of 18 to 9 is 2:1.
The probable question may be:
What is the ratio of 18 to 9?