2, 6, 12, 20, 30, ___, 56
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Answer / rajani
The difference between the numbers in this series is ( n, n+2, n+4, n+6, n+8, n+10)
So initial n is 4 because (6-2 = 4)
so missing number is (30 + n + 8) = 42
| Is This Answer Correct ? | 19 Yes | 1 No |
Answer / anoop
2,2+4,6+6,12+8,20+10,30+12,42+14
ANS: 2,6, 12, 20, 30, 42, 56
| Is This Answer Correct ? | 15 Yes | 0 No |
Answer / dinesh
diff btw 2,6 is 4
6,12 is 6
12,20 is 8
20,30 is 10
so the next number would be 12,
that is 30+12=42.....
| Is This Answer Correct ? | 14 Yes | 0 No |
Answer / theoramya
2*1=2 diff-2
2*3=6 diff-3
2*6=12 diff-4
2*10=20 diff-5
2*15=30 diff-6
2*21=42 diff-7
2*28=56...........
| Is This Answer Correct ? | 5 Yes | 0 No |
Answer / naresh yadav
2
2+4=6 (adding next even number to the previous result)
6+6=12
12+8=20
20+10=30
30+12=42
42+14=56
| Is This Answer Correct ? | 5 Yes | 1 No |
Answer / priyanshi
answer is 42
2= 1*2
6= 2*3
12= 3*4
20 =4*5
30= 5*6
'42= 6*7'
56= 7*8
| Is This Answer Correct ? | 0 Yes | 0 No |
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