1. $3.99 for 16 ounces = $399/(16 ounces) = $0.25 per ounce Answer: $0.25 per ounce
2. 730 miles in 14 hours = (730 miles)/(14 hours) = 52 mph Answer: 52 mph
3. $28 for 15 goldfish = ($28)/(15 goldfish) = $1.87 per goldfish Answer: $1.87 per goldfish
4. 234 calories in 3 servings = (234 calores)/(3 servings) = 78 calories per serving Answer: 78 calores per serving
5. $1.99 for a 3-ounce bottle = $1.99/3 = $0.66 per ounce. $2.49 per a 4-ounce bottle = $2.49/4 = $0.62 per ounce. The better price is $2.49 per a 4-ounce bottle. Answer: $2.49 per a 4-ounce bottle
6. Distance traveled = 424 miles. Time of travel = 8 hours. Rate of travel = (424 miles)/(8 hours) = 53 mph Answer: B. 53