What will come in place of the question mark (?) in each of the following number series ?
47, 23, 11, 5, 2, ?
47*0.5 - 0.5= 23.5 - 0.5 = 23
23*0.5 - 0.5 = 11.5 - 0.5 =11
11*0.5 - 0.5 = 5.5 - 0.5 = 5
5*0.5 - 0.5 = 2.5 - 0.5 = 2
2*0.5 - 0.5 = 1 - 0.5 = 0.5
Option E is the right answer.
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