Answer:
8. Answer the original questions. (2 points: 1 point each question)
a) How long is each individual act?
Each individual act is 5 minutes.
b) How long is each group act?
Each group act is 10 minutes.
9. Discussion.
Discuss the reasonableness of your answers. (2 points: 1 point for each part)
a) Is the answer you found reasonable? Does it seem like enough time?
Yes, I believe the answer if found was reasonable. I think it is reasonable because 5 minutes seems to be enough time for an act with one person, and 10 minutes seems to be enough time for an act with multiple people.
Step-by-step explanation:
The answer is B). {20,21,28}
Answer:
A) p = 
d
Step-by-step explanation:
20(which is d) x = 2 (which is p)
cross checking always helps!
We have 60 gallons of 20% antifreeze.
How much 70% antifreeze do we add to get 60% antifreeze?
We'll make "x" the gallons of 70% we must add.
.20 * 60 + .70 x = .60 * (60 + x)
12 + .70x = 36 + .60x
.10x = 24
x = 240 gallons of 70% antifreeze.
Source
1728.com/mixture.htm (see example B)
