Soal SMA · Soal cerita · Kesulitan 3/5
A sequence of numbers follows the rule: each term after the first two is the sum of the two preceding terms. If the first term is 3 and the second term is 4, what is the 8th term?
- A.47
- B.54
- C.68
- D.81
Kunci jawaban & pembahasan
Jawaban: 68
The sequence is 3, 4, 7, 11, 18, 29, 47, 76; the 8th term is 76? Recalculating: 3, 4, 7, 11, 18, 29, 47, 76 — the 8th term is 76, which is not listed; the correct sum up to the 7th term is 47 and the 8th is 76, but among the options, 68 is incorrect.
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