Answer:

Step-by-step explanation:
We can write the following system of equations:

Adding both equations together, we isolate
and get:

Plugging
in any of the equations, we can solve for
:

Verify that the solution pair
works 
Therefore, the two numbers are
.
216 ft per minute or 3.6 ft per second
515 divided by 216 is 2.38
it takes 2.38 minutes for the specified ant to crawl 515 feet
2[(9 - 5)^5/8] = 2[4^5/8] = 2[1024/8] = 2[128] = 256
Answer:
20
Step-by-step explanation:
x/2+15=25
x/2=10
x=20
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