90.9×90.9\frac9{0.9}\times\frac9{0.9}0.99×0.99 A10B1/10C100D1/100Answer: C. 100 Read Explanation: 90.9×90.9\frac9{0.9}\times\frac9{0.9}0.99×0.99 =9×109×9×109=\frac{9\times10}9\times\frac{9\times10}9=99×10×99×10 =10×10=10\times10=10×10 =100=100=100 Read more in App