RRB Group D Model Paper 5 with solutions

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Question : 87 of 100

Marks: +1, -0

8 ^2 × 64^{–1}

= ?

64
128
4096
1

Solution:

(4)

8^2 × 64^{–1}

= ?
As

a^{–m} = 1/a^m

, we get
? = 8 × 8 ÷

64^1

= 64 ÷ 64
= 1

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