Answer:
The greatest numerator that Phillip wrote is:
D. 41
Explanation:
The numbers in mixed fractions are as follows:
3 1/5, 3 1/7, 5 1/8, and 1 5/6.
Now, on writing these mixed fractions in the form of a/b we have:
a)

b)

c)

d)

Hence, the greatest numerator is: 41
Option: D is the correct answer.