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  1. The sum of √0.01 + √0.81 + √1.21 + √0.0009 is :
    1. 2.1
    2. 2.13
    3. 2.03
    4. 2.11
Correct Option: B

√0.01 + √0.81 + √1.21 + √0.0009
= 0.1 + 0.9 + 1.1 + 0.03
= 2.13


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