Multiple choice

Directions: There is some relationship between the pair of numbers on the left of the sign (::). The same relationship exists between the two terms on the right, of which one is missing. Find the missing one from the given alternatives.

123 : 3 :: 426 : ___.

  1. 16

  2. 6

  3. 17

  4. 7
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The sequence is abc : (a + b + c)/2. The missing number is (4 + 2 + 6)/2 = 12/2 = 6.

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