inavaza inavaza 18-05-2020 Mathematics contestada Caden buys 3.9 pounds of grapes that cost $1.80 per pound. Which expression can be used to find the total cost of the grapes? (3+0.9) X1 +(3+0.9) <0.80 (3 +0.9) x 1 + (3 +0.9) x 8 (3 % 0.9) 1+ (3 x 0.9) <0.80 (3 x 0.9) x1 +(3 x 0.9) x 8