For this Q:
mean=31
st.dev.=0.8
x=32
Calculate z-score:
z=(x-m)/s = (32-31)/0.8=1.25
This z-score value corresponding to the probability of 0.8944
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Answer:
Step-by-step explanation:
Aluminum is one of the most recycled -- and most recyclable -- materials on the market today. Nearly 75 percent of all aluminum produced in the U.S. is still in use today. Aluminum can be recycled directly back into itself over and over again in a true closed loop.
Answer:
8
Step-by-step explanation:
If you rotate the triangle you can see that the base is 16 and since WX is the mid segment that means it's half of the base so half of 16 is 8.
Answer:
Sherry needs to work at least 100 hours.
Step-by-step explanation:
18h - 200 > 1600
18h > 1800
h > 100
-5 because 7x-2x=5x then -5-20 =-25 so -25/5=_5