Assessment Practice 25. A cook mixes 4 pounds of rice into 5 quarts of boiling water. Choose all the statements that are true. 0,8 lb rice 1 qt water is a unit rate for the mix. 1.25 qt water 1 lb rice is a unit rate for the mix. Using the same rate, the cook should mix 12.5 pounds of rice with 10 quarts of water. Using the same rate, the cook should mix 10 pounds of rice with 12.5 quarts of water. Using the same rate, the cook should mix 2.5 pounds of rice with 2 quarts of water.