Solve the problem.Suppose that of the sons of right-handed fathers, 90% are right-handed and 10% are left-handed. Of the sons of left-handed fathers, 30% are right-handed and 70% are left-handed. (Assume that right-handed and left-handed fathers have sons in equal numbers.) Suppose that in the initial generation all of the fathers are right-handed. Determine the percentage of their grandsons that are left-handed.
A. 84%
B. 1%
C. 10%
D. 16%
Answer: D
Mathematics
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