Answer:
19
Step-by-step explanation:
The pattern is that it +6 every number.
-5 + 6 = 1
1 + 6 = 7
7 + 6 = 13
So the next number is 13 + 6 = 19.
EDIT - I can't add sorry.
Answer:
c
Step-by-step explanation:
A.) 38.92 the sales tax is $2.97 so 35.95 + 2.97 = 38.92