Answer:
D. for the first one, A. for the second (not certain)
Step-by-step explanation:
1. 36/2 (two books every visit) = 18, multiplied by 3 because that's how many often he does to the library (every 3 weeks)
2. 13/2 = w/5 because for every 13 cups of water, there is two cups of cleaner, so for w (unknown amount of water) there would be 5 cups of concontrated cleaner.
Answer:
89.
Step-by-step explanation:
There are 5 scores.
So the Average = (85 + 90+95+100+ 75)/5
= 445/5
= 89.
-10,2 is your answer when you simplify it
Answer:
20<
Step-by-step explanation:
Depends on where you are in the math book but this would be the most simple way.
n= number
sqar(-1) = i
