Answer:
4.54 g/cm^3
Step-by-step explanation:
d = m/v
d = 454 g ÷ 100.0 cm^3
d = 4.54 g/cm^3
3 sig figs so this answer is complete
Answer: Option 'A' is correct.
Step-by-step explanation:
Since we have given that
30% chance that the company will lose $30000.
40% chance of a break even that there is no loss and no profit.
30% chance that the company will profit $ 60000.
As we know the formula for "Expectation":
So, Expected value will be

Expected value is $9000. So, the company should proceed with the project.
Hence, Option 'A' is correct.
Check the picture below.
make sure your calculator is in Degree mode.
Answer:
a) x value is -2, min is -3(if thats y)
b) x value is 3, max is 21(if thats y)
Step-by-step explanation:
yes you do quadratic formula and such :)
If he failed it once, then the probability out of two times is 1/2. He has a 50% chance of failing the drug test again.
I hope this helps!