Direction: What should come in place of the question mark (?) in the following question? |
A) 16
B) 40
C) 8
D) 20
E) 80
Correct Answer: D
Solution :
\[\sqrt{5\times \sqrt{1600}\times \sqrt{1024}}=\frac{28}{7}\times ?\] \[\Rightarrow \sqrt{5\times 40\times 32}=4\times ?\] \[\Rightarrow 80=4\times ?\] \[\Rightarrow ?=\frac{80}{4}=20\]You need to login to perform this action.
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