Mary Catherine is a recent employee who initially requires 17 minutes to complete a job task. If she experiences a learning rate of 77%, how much time will it take her to complete the sixth task?

for sixth tasks, she will spend 77% of 5.98 minutes = '4.60 minutes

Explanation:

Mary Catherine is a recent employee

initial time requires 17 minutes to complete a task

as she get use to the task, her experiences a learning rate is found to be 77% for each task,

how much time will it take her to complete the sixth task?

Now, we need to calculate per task

the first task, she spend 17 minutes

for second tasks, she will spend 77% of 17 minutes =

= 0.77 * 17 = 13.09 minutes

for third tasks, she will spend 77% of 13.09 minutes =

= 0.77 * 13.09 minutes = 10.08 minutes

for fourth tasks, she will spend 77% of 10.08 minutes =

= = 0.77 * 10.08 minutes = 7.76 minutes

for fifth tasks, she will spend 77% of 7.76 minutes =

= = 0.77 * 7.76 minutes = 5.98 minutes

for sixth tasks, she will spend 77% of 5.98 minutes =

= = 0.77 * 5.98 minutes = 4.60 minutes