Number Series Timed Test Untimed Test 0 votes, 0 avg 6 Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. You have 5 mins! 😊 Your time is up .. sorry! 1 / 8 Find the number that continues the series in the most sensible way: 2 6 12 20 30 [?] 42 40 36 38 45 Differences: +4, +6, +8, +10. Next is +12 → 30+12=42 2 / 8 Find the number that continues the series in the most sensible way: 9 18 36 72 [?] 144 132 130 160 150 ×2 pattern. 72 × 2 = 144 3 / 8 Find the number that continues the series in the most sensible way: 1 3 4 8 15 [?] 27 25 28 30 22 Add previous 2 terms: 8+15 = 27 4 / 8 Find the number that continues the series in the most sensible way: 1 2 6 24 120 [?] 720 600 480 500 620 Factorials. 5! = 120 → 6! = 720 5 / 8 Find the number that continues the series in the most sensible way: 50 45 40 35 [?] 30 32 28 27 33 Decreasing by 5. 35 - 5 = 30 6 / 8 Find the number that continues the series in the most sensible way: 60 30 15 7.5 [?] 3.75 4.5 5.25 2.5 6 ÷2 pattern. 7.5 ÷ 2 = 3.75 7 / 8 Find the number that continues the series in the most sensible way: 100 96 92 88 [?] 84 86 83 82 81 -4 each time. Next is 88 - 4 = 84 8 / 8 Find the number that continues the series in the most sensible way: 23 33 38 48 53 [?] 63 58 61 66 59 plus 10, plus5 alternately. Next is 53 + 10 = 63. Your score is Take another quiz 0 votes, 0 avg 5 Report a question What's wrong with this question? You cannot submit an empty report. Please add some details. 1 / 8 Find the number that continues the series in the most sensible way: 10 12 15 19 24 [?] 30 28 27 26 31 Differences: +2, +3, +4, +5. Next: +6 → 24+6=30 2 / 8 Find the number that continues the series in the most sensible way: 10 20 18 36 34 68 [?] 136 132 130 138 140 Alternating ×2 and -2. Last was -2. Next is 68 × 2 = 136. 3 / 8 Find the number that continues the series in the most sensible way: 64 32 16 8 [?] 4 5 6 3 2 Halving each time. 8 ÷ 2 = 4 4 / 8 Find the number that continues the series in the most sensible way: 2 4 7 11 16 [?] 22 20 21 24 25 plus2, plus3, plus4, plus5 ... Next is +6 → 16 + 6 = 22 5 / 8 Find the number that continues the series in the most sensible way: 5 10 20 40 [?] 80 100 60 70 90 ×2 pattern. 40 × 2 = 80 6 / 8 Find the number that continues the series in the most sensible way: 60 30 15 7.5 [?] 3.75 4.5 5.25 2.5 6 ÷2 pattern. 7.5 ÷ 2 = 3.75 7 / 8 Find the number that continues the series in the most sensible way: 100 96 92 88 [?] 84 86 83 82 81 -4 each time. Next is 88 - 4 = 84 8 / 8 Find the number that continues the series in the most sensible way: 8 4 2 1 0.5 [?] 0.25 1 0.75 0.2 0.4 Dividing by 2 each time. 0.5 ÷ 2 = 0.25 Your score is Take another quiz