Question 764649: -5, -5, -10, -15, -27, ?
Answer by Cromlix(4381)   (Show Source):
You can put this solution on YOUR website! -5, -5, -10, -15, -27, ?
First two integers add up to give third = - 10
Second and third integers add up to give fourth = - 15
Third and fourth integers add up to give fifth = - 27
By this progression:-
Fourth and fifth should add up to give sixth integer = - 42.
Hope this helps.
:-)
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