Correct option is AGiven :x=18753888÷1200768×1751792=\frac{\sqrt{1875}}{\sqrt{3888}} \div \frac{\sqrt{1200}}{\sqrt{768}} \times \frac{\sqrt{175}}{\sqrt{1792}}=38881875÷7681200×1792175Solution :x=18753888×7681200×1751792=\frac{\sqrt{1875}}{\sqrt{3888}} \times \frac{\sqrt{768}}{\sqrt{1200}} \times \frac{\sqrt{175}}{\sqrt{1792}}=38881875×1200768×1792175x=1875×768×1753888×1200×1792=\sqrt{\frac{1875 \times 768 \times 175}{3888 \times 1200 \times 1792}}=3888×1200×17921875×768×175x=25144=\frac{25}{144}=14425x=25144=512\sqrt{x}=\sqrt{\frac{25}{144}}=\frac{5}{12}x=14425=125