Evaluate
\frac{159\sqrt{10}}{250}\approx 2.011208592
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0.318\times 2\sqrt{10}
Factor 40=2^{2}\times 10. Rewrite the square root of the product \sqrt{2^{2}\times 10} as the product of square roots \sqrt{2^{2}}\sqrt{10}. Take the square root of 2^{2}.
0.636\sqrt{10}
Multiply 0.318 and 2 to get 0.636.
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