0.3÷0.25 then round to the nearest tens

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chelseychew32

14.12.2022

Mathematics

Answer: A. 90√3

Step-by-step explanation:

$5 \sqrt{2} \: . \: 9 \sqrt{6} \\ = (5 \sqrt{2} )(9 \sqrt{3} \times \sqrt{2} ) \\ = 5 \sqrt{4} \times 9 \sqrt{3} \\ = (5 \times 2) \times 9 \sqrt{3} \\ = 10 \times 9 \sqrt{3} \\ = 90 \sqrt{3}$

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