Problem 1.1: Write a fraction whose numerator is 6 and whose denominator is 11. [Solution]

Problem 1.2: Are the following proper fractions, improper fractions, or mixed numbers?
a) 7/2
b) 2/7
c) 7 1/2
d) 13/14 [Solution]

Problem 1.3: Convert 16/3 into a mixed number. [Solution]

Problem 1.4: Convert 23/4 into a mixed number. [Solution]

Problem 1.5: Convert 7 1/2 into an improper fraction. [Solution]

Problem 1.6: Convert 6 8/9 into an improper fraction. [Solution]