Brain Teasers
Half?
What are the next three numbers in the sequence?
0, 4, 4, 6, 8, 11, 15, 20.5,-,-,-
0, 4, 4, 6, 8, 11, 15, 20.5,-,-,-
Hint
The 0 and first 4 are just starting numbers.Answer
28, 38.25, 52.25The series:
Half of the number two before plus the number before.
half 0=0 -- 0+4 = 4
half 4=2 -- 2+4 = 6
half 4=2 -- 2+6 = 8
half 6=3 -- 3+8 = 11
half 8=4 -- 4+11 = 15
half 11=5.5 -- 5.5+15 = 20.5
half 15=7.5 -- 7.5+20.5 = 28
half 20.5=10.25 10.25+28 = 38.25
half 28=14 14+38.25 = 52.25
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