Answer: 27.80
Step-by-step explanation:
(3/5) x 14 = 8.4
That's 4 of the 2 kilogram tubs and 1 of the 1 kilogram tub (gives 9 kilograms)
4 x 6.15 = 24.60
1 x 3.20 = 3.20
24.60 + 3.20 = 27.80