Each 4 terms have the pattern: (1st number), (triple the 1st number), (half of the 2nd number), (one more than the 3rd number ---> the new 1st number)
10 - 30 - 15 - 16
16 - 48 - 24 - 25
25 - 75 - 37.5 - 38.5
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The best choice for the next term after those shown is 75 .We have no way to know whether or not that will 'complete' the sequence.
5
the answer should be 5
10
10 The sequence is given by xn = 60/n