SOLUTION: what is the next number? 40, 42, 21, 24, 8, 12, 3, ___

Algebra ->  Sequences-and-series -> SOLUTION: what is the next number? 40, 42, 21, 24, 8, 12, 3, ___      Log On


   



Question 475066: what is the next number?
40, 42, 21, 24, 8, 12, 3, ___

Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
The pattern is: add 2, divide by 2, add 3, divide by 3, add 4, divide by 4. To obtain the next number, we add 5 to the previous number to get 8.