Answer: A. 0.20
Step-by-step explanation:
Let A be the event of employees needed corrective shoes and B be the event that they needed major dental work .
We are given that :
We know that
Then,
Hence, the probability that an employee selected at random will need either corrective shoes or major dental work :
hence, the correct option is (A).
Answer:
20
Step-by-step explanation:
7 x 4 = 28
so you do 5 x 4 and get 20
Answer: 2/3
Step-by-step explanation: convert to same unit. 45/60, 48/60, 40/60
40/60<45/60<48/60
so 2/3 is least