SOLUTION: which number comes next in the number pattern 15;25;40;60;...?

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Question 769673: which number comes next in the number pattern 15;25;40;60;...?
Answer by knighty2002uk(39) About Me  (Show Source):
You can put this solution on YOUR website!
Based on the principle they are being added by an increasing value of 5, the next number would be 60+25 so 85
15 - 25 - 40 - 60
- 10 - 15 - 20