Answer:
11 7/15 (Not listed on paper!)
Step-by-step explanation:
6 12 /15 Â + Â 4 4 /6 Â =
(6 + 4) + ( Â 12 /15 Â + Â 4/ 6 )
=  10 +  12 × 2
15 × 2
+ Â
4 × 5
6 × 5
= Â 10 + Â
24 /30
+ Â
20 /30
= Â 10 + Â
24 + 20 /30
= Â 10 + Â
44 /30
= Â 10 + Â
44 ÷ 2
30 ÷ 2
= Â 10 + Â
22 /15
= Â 10 + Â
1 7 /15
= Â
11 7 /15
(Eleven and seven fifteenths)
[Sorry but all of the answers you gave are all wrong!]