Test Preparation on Mathematics Olympiad Class-7 Test Prep-2

1.

Four of the following five are alike in a certain way and so form a group. Which is the one that does not belong to that group?

C B F
3 × 2 6
E B J
5 × 2 10
K B V
11 ×2 22
D E T
4 × 5 20

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