SOLUTION: In the sequence 16, 80, 48, 64, A, B, each term beyond the second term is the arithmetic mean (average) of the previous two terms. What is the value of D?

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Question 377461: In the sequence 16, 80, 48, 64, A, B, each term beyond the second term is the arithmetic mean (average) of the previous two terms. What is the value of D?
Answer by robertb(5830) About Me  (Show Source):
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A = (48+64)/2 = 56, B = (64+56)/2 = 60, C = (60+56)/2 = 58, and D = (58+60)/2 = 59.