Question

In the following series , identify the term which does not fit in the series. 5,10,20,40,55,80

Answer 1

Answer: 55

Step-by-step explanation:

the pattern goes like this -

5+5= 10

10+10= 20

20+20= 40

40+40= 80

but before 80, it is 55 and 55 should not be in the series at all.