Choice 2222222222222222222222222222222
Answer:
4/5 = 80% and 8/10 = 80%
Step-by-step explanation:
Assuming that the balls are not replaced;

= 5/42
(the numbers are decreasing in the denominator as you are presumably taking out the red balls. In the denominator, there is one less ball each time since you took out a red one).
Therefore, the probability of selected 4 red balls consecutively without replacement is 5/42.
Hope I Helped :)
The answer is 3√5. You use the distance formula: √((x2-x1)^2+(y2-y1)^2)
We assume you intend

You want to evaluate this function for h=0 and h=8.

The amount injected was 35 milligrams; 8 hours later 10.54 milligrams remained.