Answer:
Explanation:
it surprises me you can't do these yourself :/ do you not understand percent's? what makes this tough for you ?
1) y = 0.12x
2) y = 0.25x
3) y = 0.6x ( repeating so the 6 has the line over it )
4) y = 0.833 ( repeating so the 3s has the line over them )