SOLUTION: Two microphones that are placed 2000 feet apart record an explosion. The first microphone receives the sound one second before the second. Where did the explosion come from?

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Question 37947: Two microphones that are placed 2000 feet apart record an explosion. The first microphone receives the sound one second before the second. Where did the explosion come from?
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Given that sound travels about 1100 feet per second, the blast must have been somewhere in between the microphones, such that the distance to one is 1100 feet farther than to the other...
So here it is:
#1 -- 450 feet -- bomb -- 1550 feet -- #2