The Ross family and the Morgan family each used their sprinklers last summer. The water output rate for the Ross family's sprinkler was 20 L per hour. The water output rate for the Morgan's family sprinkler was 40 L per hour. The families used their sprinklers for a combined total of 60 hours, resulting in a goal water output of 1700 L. How long was each sprinkler used?

answer: c.  

step-by-step explanation:

mixtures containing substances that get attracted to magnet can be separated using a magnet. we can separate iron from a mixture of sand and iron, as only iron attracts to the magnet.

9987

step-by-step explanation:

85.3-64 = 21.3

so laura has already added 85.3 grams of chocolate powder and she has gone over the amount specified in the recipe by 21.3 grams

hope i ! have a great  day!