Me i beg i really need anyone can me brainlest answer

I will onlyu put answer since many questions

10. second or 23
11. second or the one that starts at 41 and ends at 48
12. third one -1
13. third one the one with -4 at top left
14. second the one with -5 and -45
15. second  or 56
16. second or -5n+19
17. third or tn=1 times (1/3)^(n-1)
18. second or -13

Whose mistake? can you give more details to what the question is asking?