SOLUTION: What is the missing numbers in the sequence 9 ? 29 39 ? 59

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Question 600359: What is the missing numbers in the sequence 9 ? 29 39 ? 59
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Going from 29 to 39, you're increasing by 10.


So add 10 to the first term 9 to get: 9+10 = 19


So the second term is 19

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Add 10 to 39 to get: 39+10 = 49


So the fourth term is 49