VIDEO #1 -- Multiplying Fractions Word Problems
https://www.khanacademy.org/math/pre-algebra/pre-algebra-fractions/pre-algebra-mult-frac-word-probs/v/multiplying-fractions-word-problem
VIDEO #2 -- Dividing Fractions Word Problems
https://www.khanacademy.org/math/arithmetic-home/arith-review-fractions/div-fractions-word-problems/v/dividing-fractions-word-problem