Brain Teasers
Triples 4
Series
Series teasers are where you try to complete the sequence of a series of letters, numbers or objects.Series
A Triple is a Series with 6 sets, each with 3 numbers apiece. The relationship between the first two numbers are the same throughout all of the sets, and the relationship between the last two numbers is also the same, however, it is different than the first relationship.Try and find the missing numbers:
2 16 8
3 36 12
4 64 16
5 ___ __
_ 144 __
_ ___ 28
2 16 8
3 36 12
4 64 16
5 ___ __
_ 144 __
_ ___ 28
Answer
2 16 83 36 12
4 64 16
5 100 20
6 144 24
7 196 28
Relationship for first two numbers: double it, square the double (2 doubled=4, 4 squared=16)
Relationship for last two numbers: divide by first number (16 divided by 2= 8)
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Comments
Here's another way to figure it out:
The first line counts up by one, third counts up by three, and the second is the two multiplied together.
The first line counts up by one, third counts up by three, and the second is the two multiplied together.
Yeah, but you are supposed to figure out the relationship in the rows, not the columns. Also, the 3rd column counts up by 4, not 3.
I got it, though! Great teaser
I got it, though! Great teaser
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