1. A 20-ounce box of cereal costs $4
A 20-ounce box of cereal costs $4.20 and a 16-ounce box of the same cereal costs $ Which is the better deal?

2. To make a cup of hot cocoa, Bob mixes 3 teaspoons of cocoa powder with 2 cups of milk. How much cocoa powder would be needed to mix with 12 cups of milk

3. Water is pumped into a pool at a rate of 120 gallons per hour
Water is pumped into a pool at a rate of 120 gallons per hour. How many hours will it take to pump 3000 gallons of water into the pool?

4. You need to combine 98 grams of sulfuric acid (H2SO4) and 80 grams of sodium hydroxide (NaOH) to produce sodium sulfate (a kind of chemical salt). How many grams of sulfuric acid (H2SO4) would you need to combine with 40 grams of sodium hydroxide (NaOH) to produce sodium sulfate?

5. A single tablet of One-A-Day Vitamin for men contains 75 milligrams of Vitamin C. How many milligrams of Vitamin C are in tablets of One-A-Day Vitamin?