Question

6,12,20,30,?,56,72
A.40
B.42
C.44
D.48​

Answer 1

Answer:

44.B

Step-by-step explanation:

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Answer 2

Answer:

B

Step-by-step explanation:

+6,+8,+10,+12,+14,+16...this is the series we need to add to preciding no..I e.,

6+6=12

12+8=20

20+10=30

30+12=42

42+14=56..in this way

Therefore add 30+12=42

hence option B is correct