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Answer:
2.4 hours
Step-by-step explanation:

2.4 hours
Answer:

Step-by-step explanation:
we know that
Karl makes 7 1/2 batches of cookies using 1 1/2 dozen eggs
so using proportion
Find out how many batches of cookies could he make with a dozen eggs
step 1
Convert mixed numbers to an improper fraction


step 2
Applying proportion
Let
x ----> the amount of batches of cookies

For every
, we have

So, negletting the first term, each term of the sum is greater than 1, which implies

Which means that the series diverges.