Answers

2015-10-19T13:21:07+05:30
The answer is 119
23 - 7 = 16 ⇒4* 4
47 - 23 = 24 ⇒4* 6
79 - 47 = 32 ⇒4* 8
 then the next difference will be 4* 10 = 40
let the unknown number be x
x - 79 = 40
⇒x = 40 + 79 = 119
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