In a factory, producing parts of an automobile, the parts manufactured on the shop floor are required to go through quality checks; each conducted after a specific part of the processing on the raw material is completed. Only parts that are not rejected at one stage are put through subsequent stages of productions and testing. If the average rejection rates at the three stages during a month are 10%, 5% and 2% respectively, then what is the effective rejection rate for the whole part?

In a factory, producing parts of an automobile, the parts manufactured

1.	In a factory, producing parts of an automobile, the parts manufactured on the shop floor are required to go through quality checks; each conducted after a specific part of the processing on the raw material is completed. Only parts that are not rejected at one stage are put through subsequent stages of productions and testing. If the average rejection rates at the three stages during a month are 10%, 5% and 2% respectively, then what is the effective rejection rate for the whole part?
A.	17%
B.	15.20%
C.	84.80%
D.	16.21%
Answer» E.