Marion is making trail mix for a group camping trip. she buys 3 pounds of granola for $3 per pound and 0.75 pounds of raisins for $2 per pound. what equation can you use to find the price per pound of the trail mix? a. 3(3)(0.75)(2) = (3 0.75)x b. 3(3) 0.75(2) = (3 0.75)x c. 3(3)(0.75)(2) = (3 0.75) x d. 3(3) 0.75(2) = (3 0.75) x