Yahoo Answers: Answers and Comments for The number in the brackets follow the same rule. what is the missing number? [3,4,17] [1,2,7][11,?,37][4,7,26]
A. 4 B. 2 C. 3 D.1? [Mathematics]
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From biswajit
enCA
Tue, 25 Feb 2020 12:59:49 +0000
3
Yahoo Answers: Answers and Comments for The number in the brackets follow the same rule. what is the missing number? [3,4,17] [1,2,7][11,?,37][4,7,26]
A. 4 B. 2 C. 3 D.1? [Mathematics]
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From Puzzling: Think of each triple as:
[x, y, z]
The patter...
https://ca.answers.yahoo.com/question/index?qid=20200225125949AAlJZ0l
https://ca.answers.yahoo.com/question/index?qid=20200225125949AAlJZ0l
Tue, 25 Feb 2020 13:20:39 +0000
Think of each triple as:
[x, y, z]
The pattern seems to be:
3x + 2y = z
In other words, triple the first number and add double the second number to get the third number.
3*3 + 2*4 = 17
3*1 + 2*2 = 7
3*4 + 2*7 = 26
For the partial triple:
3*11 + 2*y = 37
33 + 2y = 37
2y = 4
y = 2
Answer:
B. 2