Answer:
31: |8| +|18|=|26|
33: |2| +|9|=|11|
since these numbers are already positive, the numbers will stay the same just add the bars in front and after it.
now let's recall that a full circle has 360°, so then 1140 = 360 + 360 + 360 + 60.
namely, 1140 is 3 full-go-around the circle and then it lands on the I Quadrant at 60°. Thus cos(1140°) = cos(60°).
what's that cosine of 60°? Check the picture below.
Step-by-step explanation:

Answer:
in a monthly shy much $3500
in a weekly she much $807.69
Step-by-step explanation:
She should add 48 ounces of of seltzer water because it will allow at least 10 servings. 32 ounces would only be enough to make 8.88 servings