how to write four-hundereths in standard form

Which statement best describes the polynomial

On a piece of paper, graph y< x+1. then determine which answer matches the graph you drew.

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.