The Al Baloushi family and the Al Hosani family each used their sprinklers last summer. The Al Baloushi family's sprinkler was used for 35 hours. The Al Hosani family's sprinkler was used for 40 hours. There was a combined total output of 1700L of water. What was the water output rate for each sprinkler if the sum of the two rates was 45L per hour?