Answer :

7.7 lb
hope i helped:)
1 kg = 3.5lbs

[tex] \frac{1}{3.5} ~=~ \frac{2.20462}{x} [/tex]

1x = 7.71617

[tex] \frac{1x}{1}~=~ \frac{7.71617}{1} [/tex]

x = 7.71617

7.71617 pounds in 3.5 kg :)