Answer:
12.5 miles per hour
Step-by-step explanation:
Math
Answer:
A (2,1)

So, right off the bat, you can tell that the ordered pair (2,1) is most definitely NOT the solution to this system.
The correct answer is the fourth choice
<h3>
Answer: Choice D. 8:9</h3>
Work Shown:
16 boys: 18 girls
16:18
16/2:18/2
8:9
I divided both parts of the ratio by the GCF 2 in order to reduce from 16:18 to 8:9. For every 8 boys there are 9 girls.