Question

Wake County has a special emergency rescue team. The team is practicing rescuing dummies from a smoke-filled building. The first time, the team took 240 seconds (4 minutes). The second time, it took 180 seconds
(3 minutes).
a. What is the estimated learning rate for the rescue team, based on the information provided?
b. Suppose that the team’s learning rate for the rescue exercise is 80%. How many times will the team need to repeat the exercise until its time is less than 120 seconds (50% of the original time)?
c. How long will it take the emergency team to perform its 20th rescue if the learning rate is 80%?



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  • CreatedApril 10, 2015
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