Which equation could be represented by the number line

Factor the monomial completely 42a3b3

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top