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The sum of $$\sqrt {0.01} + \sqrt {0.81} + \sqrt {1.21} + \sqrt {0.0009} = ?$$
Answer & Solution
Correct Answer:
Option
B
$$\eqalign{
& {\text{According to the question,}} \cr
& \sqrt {0.01} + \sqrt {0.81} + \sqrt {1.21} + \sqrt {0.0009} \cr
& = 0.1 + 0.9 + 1.1 + 0.03 \cr
& = 2.13 \cr} $$
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