Q23

Question:

49 : 81 :: 121 : ?

49 : 81 :: 121 : ?

Options:

  • a) 144
  • b) 169
  • c) 196
  • d) 225
  • a) 144
  • b) 169
  • c) 196
  • d) 225

correct answer : b)

Explanation:

7²:9²::11²:13². 13²=169.

7²:9²::11²:13²। 13²=169।

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