Question

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Answer 1

•Given:-

21. 33 53

66. 18. 42.

•To find:-

98. ? 26 —› ?

•Solution:-

According to the series

the format is like

(A × 2)-C=B

so

(21×2)-53= 33

(66×2)-18=42

so the final answer would be

98×2-26=52

and the final series is

21. 33 53.

66. 18. 42.

98. 52. 26

So the answer is 1) 52