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Complete the series 7, 12, 22, 37, 57, ?

+1 vote
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Complete the series 7, 12, 22, 37, 57, ?

posted Jul 1, 2018 by Hanifa Mammadov

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1 Answer

+1 vote
 
Best answer

82
.
7
+5 = 12
+ 10 = 22
+ 15 = 37
+ 20 = 57
+ 25 = 82

answer Jul 1, 2018 by Jcm
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