2, 6, 12, 20, 30, ___, 56
Answers were Sorted based on User's Feedback
Answer / anu abraham & amit bajpai
2
2+(4)=6
6+(4+2)=12
12+(6+2)=20
20+(8+2)=30
30+(10+2)=42
42+(12+2)=56
| Is This Answer Correct ? | 20 Yes | 5 No |
Answer / lokescivil
answer is 42 because
(2*2)-2=4
(3*3)-3=6
(4*4)-4=12
(5*5)-5=25
(6*6)-6=30
(7*7)-7=?????????????
(8*8)-8=56
I think u have understood the logic
| Is This Answer Correct ? | 13 Yes | 3 No |
Answer / hariharasudhan
common difference of the next next numbers are in the G.P.
6-2=4
12-6=6
20-12=8
30-20=10
?-30=12
so the ?=42
that's also match the next number also.
56-42=14
so the answer is 42
| Is This Answer Correct ? | 8 Yes | 1 No |
Answer / helenmary
2
2+2+2=6
6+4+2=12
12+6+2=20
20+8+2-30
30+10+2=42
42+12+2=56
| Is This Answer Correct ? | 5 Yes | 2 No |
Answer / hema
ans is 42
2*1=2
3*2=6
4*3=12
5*4=20
6*5=30
7*6=42
8*7=56
| Is This Answer Correct ? | 5 Yes | 3 No |
Answer / gomathi
ANS:42
by adding 4 with 2 we get 6
then add 6 with 6 we get 12
then add 8 with 12 we get 20
then add 10 with 20 we get 30
now add 12 with 30 we get 42
then add 14 with 42 we get 56
| Is This Answer Correct ? | 2 Yes | 0 No |
Answer / gomathi
ANS:42
by adding 4 with 2 we get 6
then add 6 with 6 we get 12
then add 8 with 12 we get 20
then add 10 with 20 we get 30
now add 12 with 30 we get 42
then add 14 with 42 we get 56
| Is This Answer Correct ? | 2 Yes | 1 No |
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