Verified answer

[tex]7.82 \times 0.07 + 7.82 \times 0.33 + 0.4 \times 1.18 = 7.82 \times (0.07 + 0.33) + 0.4 \times 1.18 = 7.82 \times 0.4 + 0.4 \times 1.18 = 0.4 \times (7.82 + 1.18) = 0.4 \times 9 = 3.6[/tex]