Aptitude Reasoning English GK Computer Knowledge Programming Skill Banking Software Testing

Question

Direction (Q: 1-20): What will come in place of the question mark (?) in the following number series?

   17     21     37     73     137     (?)

  • 246
  • 236
  • 217
  • 237
  • None of these
Answer- D

The pattern of the number series is

17 + 2 square = 17+4 = 21

21 + 4 square = 21 + 16 = 37

37 + 6 square = 37 + 36 = 73

73 + 8 square = 73 + 64 = 137

137 + 10 square = 137 + 100 = 237


More Test for Practice