Jet found 40 dirty trash bins. She cleaned 15 of the bins, then found another 12 that were dirty. She wants to clean them all. How many trash bins does Jet still need to clean?

Jalen charges $25.50 for every 3 hours of yard work he does for his neighbors. ralph charges $34 for every 4 hours of work that he does. who charges less? opinions: 1.they charge the same amount 2.jalen 3.ralph