Multiple choice

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

72 : 110 :: 156 : ____

  1. 136

  2. 120

  3. 210

  4. 640

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The sequence is: n2 - n. 92 - 9 = 72 112 - 11 = 110 132 - 13 = 156 The missing number is 152 - 15 = 210.