The answer for number 12 is 1.5
Answer:
0 and -2
Step-by-step explanation:

Answer:
ovulation fertilization cell division implantation conception delivery
The probability is the probality of being designated a a management trainee (i.e. 30%) * the probability of not be appointed to a management posittion (i.e. 25%, which comes from 20% to be assigned to nonmanagerial position + 5% of being fired).
Result: 30% * 25% = 7.5%.
Answer: 7.5%.