1.

50-70 =8 / 70-90 =12/90-110=13/110-130=27/130-150=18/150-170=22 माध्यक

Answer»

Answer:

13 -27

Step-by-step explanation:

8,12,13,18,22,27

n=6

n/2

6/2=3

so the 3RD and 4TH no.



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