If 4 cats can kill 4 rats in 4 minutes, how long will it take 100 cats to kill 100 rats?
Choose the correct choice from the following answers:
A) 1 minutes
B) 2 minutes
C) 3 minutes
D) 4 minutes
E) 5 minutes
It will take 4 minutes for 100 cats to kill 100 rats.   1 cat can kill 1 rat in 4 minutes, so 100 cats can kill 100 rats in 4 minutes   Answer 4 minutes
<result>D</result>
If 4 cats can kill 4 rats in 4 minutes, how long will it take 100 cats to kill 100 rats?