Discuss Forum

1. 11, 15, 23, 39 ......... ক্রমটির পরবর্তী সংখ্যা কত?

  • A. 45
  • B. 45
  • C. 45
  • D. 45

Answer: Option C

Explanation:

11 + 4 = 15

15 + 8 = 23

23 + 16 = 39

39 + 32 = 71

Post your comments here:

Name:
Mobile:
Email:(Optional)

» Your comments will be displayed only after manual approval.