Answer:
4 1/2
Step-by-step explanation:
Answer:
The unit rate for doing chores is $1 per hour more than the unit rate for babysitting
Step-by-step explanation:
30 / 5 = 6
28 / 4 = 7 the person above me was right
Answer:
50 + 11.5x = 188
Step-by-step explanation:
The first machine does 200 in 1 hour, so in 8.5 hours it will then do 200 * 8.5.
the second machine does 180 in 1 hour, so in 8.5 hours it will then do 180 * 8.5.
the third machine does 150 in 1 hour, so in 8.5 hours it will do then 150 * 8.5.
how many bottles will they all do in total on that time?
(200 * 8.5) + (180 * 8.5) + (150 * 8.5)