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2.3.4.15.12
3.4.5.28.20
4.5.6.45.30
5.6.7.66.42
6.7.8.??.56

Answers were Sorted based on User's Feedback



2.3.4.15.12 3.4.5.28.20 4.5.6.45.30 5.6.7.66.42 6.7.8.??.56..

Answer / havi

3*5=15
4*7=28
5*9=45
6*11=66
7*13=91
Ans=91

Is This Answer Correct ?    1 Yes 0 No

2.3.4.15.12 3.4.5.28.20 4.5.6.45.30 5.6.7.66.42 6.7.8.??.56..

Answer / rajat

91 is right

Is This Answer Correct ?    0 Yes 0 No

2.3.4.15.12 3.4.5.28.20 4.5.6.45.30 5.6.7.66.42 6.7.8.??.56..

Answer / mohammed rafiuddin

15-28=13
28-45=17
45-66=21
66-91=25

the difference between 13,17,21,25 is 4.

therefore it satisfies the condtion.

Is This Answer Correct ?    4 Yes 5 No

2.3.4.15.12 3.4.5.28.20 4.5.6.45.30 5.6.7.66.42 6.7.8.??.56..

Answer / saranya devi.n

6.7.8.84.56

Is This Answer Correct ?    1 Yes 4 No

2.3.4.15.12 3.4.5.28.20 4.5.6.45.30 5.6.7.66.42 6.7.8.??.56..

Answer / prakash

294(42*7)

Is This Answer Correct ?    1 Yes 9 No

2.3.4.15.12 3.4.5.28.20 4.5.6.45.30 5.6.7.66.42 6.7.8.??.56..

Answer / rajni

4. (4*4-1= 15).12
5. (5*6-2= 28).20
6. (6*8-3= 45).30
7. (7*10-4=66).42
8. (8*12-5=91).56

so answer is 92
Hope its right :)

Is This Answer Correct ?    2 Yes 13 No

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