solve this number puzzle


You have 4 numbers - 6, 15, 28, 45. Your goal is to find the fifth in a row based on the sequence pattern. Are you able to solve this brain teaser?


created by topriddle
  

 


Brain teaser - Number And Math Puzzle - solve this number puzzle  - You have 4 numbers - 6, 15, 28, 45. Your goal is to find the fifth in a row based on the sequence pattern. Are you able to solve this brain teaser?

7 liked this     How many people solved this? 5 solved this

Register for FREE

See full ranking list

nine

Correct answer is 66, because the sequence pattern is: 6+9=15 (add 9), 15+13=28 (add 9+4), 28+17=45 (add 9+4+4), 45+21=66 (add 9+4+4+4).




Make your own
topriddle
Sorry, there shouldn't be a space after 28 - I was too fast. Nevertheless, did you solve it quickly? Thx for letting me know.
Please login to write comments


Can you also solve hard pirate puzzle
Solve these picture mathematical equations. Three pictures need different numbers. Which are them?