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OpenStudy (anonymous):
In the sequence 16, 80, 48, 64, A, B,C,D, each term beyond the second term is a arithmetic mean (average) of the previous two terms. What is the value of D?
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OpenStudy (anonymous):
A = (48+64)/2 = 56 B = (64 + 56)/2 = 60 C = (56 + 60)/2 = 58 D = (60 + 58)/2 = 59
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