Brain Teasers
Guess the Pattern
What are the next three numbers in this series?
6, 10, 14, 15, 21, 22, 26, 33, 34, 35, 38, 39, ?, ?, ?
6, 10, 14, 15, 21, 22, 26, 33, 34, 35, 38, 39, ?, ?, ?
Answer
The series lists numbers that are products of two different prime numbers.6 = 2 * 3
10 = 2 * 5
14 = 2 * 7
15 = 3 * 5
21 = 3 * 7
22 = 2 * 11
26 = 2 * 13
33 = 3 * 11
34 = 2 * 17
35 = 5 * 7
38 = 2 * 19
39 = 3 * 13
thus
46 (2 * 23), 51 (3 * 17), 55 (5 * 11)
Hide Answer Show Answer
What Next?
View a Similar Brain Teaser...
If you become a registered user you can vote on this brain teaser, keep track of which ones you have seen, and even make your own.
Solve a Puzzle
Comments hidden to avoid spoilers.
Follow Braingle!