GIVING BRAINLIEST Write a proportion that could be used to solve for each variable. Then solve. d dollars for 18.4 quarts 24 dollars for 6 quarts a. 24/d = 18.4/6; d = 7.8 c. d/24 = 18.4/6; d = 73.6 b. d/24 = 18.4/6; d = 72 d. d/24 = 6/18.4; d = 8