If 2+3+4=11, 3+4+5=15, 4+5+6=19, what is 7+8+9=?

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posted Jun 27, 2018 by anonymous

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2 Answers (Check Answer ▼)

If 2+3+4=11, 3+4+5=15, 4+5+6=19, what is 7+8+9=?
the pattern is x*2+(x+1)+(x+2)=x*4+3
7*2+8+9=31
the answer is 31

answer Jun 27, 2018 by Hanifa Mammadov

31 = (7*2)+8+9

answer Jun 27, 2018 by Althi Rajeswararao

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0 votes

If 2,6=5; 4,9=7; 6,11=8 and 8,15=11 then 12,18=?

If
2,6=5
4,9=7
6,11=8
8,15=11
then
12,18=?

0 votes

IF 1,3,3=5 9,7,4=8 11,14,10=15 20,16,12=18 than 3,6,7=?

IF
1,3,3=5
9,7,4=8
11,14,10=15
20,16,12=18
Than
3,6,7=?

–2 votes

If the following is true, can you find the value of (4 + 9)?

7 + 7 = 2
8 + 8 = 4
8 + 5 = 1
6 + 9 = 3
10 + 11 = 9

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If
6 + 4 = 210
9 + 2 = 711
8 + 5 = 313
5 + 2 = 37
7 + 6 = 113
9 + 8 = 117
10 + 6 = 416
15 + 3 = 1218
Then
?? + ?? = 123

0 votes

If 2+4+6=19, 3+6+9=43, 4+6+8=53 then 9+5+3=?

If
2+4+6=19,
3+6+9=43,
4+6+8=53
then
9+5+3=?

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