John spent about 12 hours at a water park. He estimated he spent about 40% of the time waiting in line. What would be a reasonable amount of time he spent in line?

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?