RRB NTPC Mains or Stage 2 Model Paper 3 with solutions

Question : 65 of 120

Marks: +1, -0

I f

16 – 2 = 2, 9 – 3 = 0, 81 – 1 = 8

, then what is

64 – 4 ?

Solution:

16→(2+2)^2

9 →(3 + 0)^2

81→(1 + 8)^2

64 →(4 + 4)^2

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