The Rivera family and the Torres family each used their sprinklers last summer. The Rivera family's sprinkler was used for20 hours. The Torres family's sprinkler was used for40hours. There was a combined total output of1300 L of water. was the water output rate for each sprinkler if thesumof the two rates was45 L

per hour?

Rivera family's sprinkler: L? per hour

Torres family's sprinkler: L? per hour