Answer:
12 minutes 6 seconds
Explanation:
Time taken that Julia can make a key chain = 1 minute 35 seconds
We have to find the time taken to complete 8 key chins
As per given information,
Time taken to complete 8 key chains= 8 key chains× time taken to complete one key chain
Time taken to complete 8 key chains= 8 key chains× 1 min 35 seconds
Time taken to complete 8 key chains= 12 min 6 second
Hence, the correct answer is 12 minutes 6 seconds