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Q.

If $4096 = 64$ , then the value of $4096 + 40.96$ from the choices given below is:

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a

128

b

12.8

c

70.4

d

64.4

answer is C.

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Detailed Solution

The given square root is,

4096 = 64

.
The value of

4096 + 40.96

,

4096 + 40.96 = 64 + 4096100 = 64 + 6410 = 64 + 6.4 = 70.4

The required value is 70.4.
Hence, option 3) is correct.

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