A unit rate means for one, so in this case they mean for one pound of the horse feed which brand sells the highest. You would divide the cost into the number of pounds for each brand. Now, compare all the brands and see which one is highest.

4 0

3 years ago

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on one day, 4 plumbers and 5 helpers earned $182. On another day, working the same number of hours and at the same rate of pay,

Elanso [62]

I hope this helps you

4plumbers +5helpers =182

5plumbers +6helpers =224

-24plumbers -30helpers =1092

25plumbers+30helpers =1120

1plumbers =28

4.28+5helpers =182

5helpers =70

1helpers=14

7 0

3 years ago

hi:) for 5(b) , I got 157.7 & 22.3 but in the answer key, the only correct answer is 157.7. I thought there should be 2 poss

n200080 [17]

Answer:

Θ = 157.7°

Step-by-step explanation:

Given

cosΘ = - 0.925

Since cosΘ < 0 then Θ is in the second or third quadrant.

Since 0° ≤ Θ ≤ 180° then Θ is in the second quadrant. thus

Θ = $cos^{-1}$ (- 0.925) = 157.7° ← angle in second quadrant

8 0

3 years ago

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