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If 2=6, 3=12, 4=20, 5=30, 6=42 Then 9= ??

0 votes
1,330 views

If:

2=6     
3=12
4=20
5=30
6=42

Then

9= ??
posted Mar 5, 2016 by Devaraj Sakleshpur

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6 Answers

+1 vote

From the given infirmation

2=2×3=6
3=3×4=12
4=4×5=20
5=5×6=30
6=6×7=42
So
9=9×10=90

So the answer is 90

answer Mar 6, 2016 by Justine Mtafungwa
0 votes

9= 90 will be the answer

answer Mar 6, 2016 by Narender Singh Verma
0 votes

2 * 3 = 6
3 * 4 = 12
4 * 5 = 20
5 * 6 = 30
6 * 7 = 42
7 * 8 = 56
8 * 9 = 72
9 * 10 = 90

Ans :- 90

answer Mar 7, 2016 by Neha Gupta
0 votes

9*10=90 IS THE CORRECT ANSWER
SINCE IT FOLLOWS ORDER n*(n+1)

answer Mar 9, 2016 by Nithi Mani
0 votes

THE ANSWER IS 90

2 x 3 = 6
3 x 4 = 12
4 x 5 = 20
5 x 6 = 30
6 x 7 = 42

And hence,

9 x 10 = 90

answer Mar 24, 2016 by Sibiraj
0 votes

2=6
3=12
4=20
5=30
6=42
Then 9=90

answer Apr 3, 2016 by Ashish
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