Answer: A
Step-by-step explanation: if you want me to explain just comment
The solution to this equation is x=4.6 because 19.32/4.2=4.6
Answer:
The probability of drawing an odd numbered ticket is 60%.
Step-by-step explanation:
Odd numbered tickets:
Probability of one is 1/5 plus half of 1/5.
![P(X = 1) = \frac{1}{5} + \frac{1}{10} = \frac{3}{10}](https://tex.z-dn.net/?f=P%28X%20%3D%201%29%20%3D%20%5Cfrac%7B1%7D%7B5%7D%20%2B%20%5Cfrac%7B1%7D%7B10%7D%20%3D%20%5Cfrac%7B3%7D%7B10%7D)
Probability of 3 is half of 1/5.
![P(X = 3) = \frac{1}{10}](https://tex.z-dn.net/?f=P%28X%20%3D%203%29%20%3D%20%5Cfrac%7B1%7D%7B10%7D)
Probability of 5 is 1/5. So
![P(X = 5) = \frac{1}{5}](https://tex.z-dn.net/?f=P%28X%20%3D%205%29%20%3D%20%5Cfrac%7B1%7D%7B5%7D)
Probability of drawing an odd numbered ticket:
![p = P(X = 1) + P(X = 3) + P(X = 5) = \frac{3}{10} + \frac{1}{10} + \frac{1}{5} = \frac{4}{10} + \frac{2}{10} = \frac{6}{10} = 0.6](https://tex.z-dn.net/?f=p%20%3D%20P%28X%20%3D%201%29%20%2B%20P%28X%20%3D%203%29%20%2B%20P%28X%20%3D%205%29%20%3D%20%5Cfrac%7B3%7D%7B10%7D%20%2B%20%5Cfrac%7B1%7D%7B10%7D%20%2B%20%5Cfrac%7B1%7D%7B5%7D%20%3D%20%5Cfrac%7B4%7D%7B10%7D%20%2B%20%5Cfrac%7B2%7D%7B10%7D%20%3D%20%5Cfrac%7B6%7D%7B10%7D%20%3D%200.6)
0.6*100% = 60%
The probability of drawing an odd numbered ticket is 60%.
To be honest I just know that #1 is 143 (I think)