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  1. How many positive integers less than 1000 are multiples of 11 whose square roots are whole numbers.
    1. 2
    2. 4
    3. 8
    4. 11
Correct Option: A

Multiples of 11 whose square
root are whole number
First = 11 × 11 = 121
Second = 11 × 11 × 4 = 484


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