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Question

`sqrt(.0025) ` x `sqrt(2.25)` x` sqrt(.0001)`    =  ?


Options:
A .  .000075
B .  .0075
C .  .075
D .  None of these
Answer: Option D

Given exp. = `sqrt(.0025) ` x `sqrt(2.25)` x` sqrt(.0001)`

                = `sqrt(25/10000)` x `sqrt(225/100)` x `sqrt(1/10000)`

                =  `5/100` x` 15/10` x `1/100` =   `75/100000` =  0.00075




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