88 books cost \$19.60$19.60dollar sign, 19, point, 60. Which equation would help determine the cost of 101010 books? Choose 1 Choose 1 (Choice A) A \dfrac{x}{10} = \dfrac{8}{\$19.60} 10 x ​ = $19.60 8 ​ start fraction, x, divided by, 10, end fraction, equals, start fraction, 8, divided by, dollar sign, 19, point, 60, end fraction (Choice B) B \dfrac{10}{\$19.60} = \dfrac{x}{8} $19.60 10 ​ = 8 x ​ start fraction, 10, divided by, dollar sign, 19, point, 60, end fraction, equals, start fraction, x, divided by, 8, end fraction (Choice C) C \dfrac{8}{10} = \dfrac{x}{\$19.60} 10 8 ​ = $19.60 x ​ start fraction, 8, divided by, 10, end fraction, equals, start fraction, x, divided by, dollar sign, 19, point, 60, end fraction (Choice D) D \dfrac{10}{8} = \dfrac{\$19.60}{x} 8 10 ​ = x $19.60 ​ start fraction, 10, divided by, 8, end fraction, equals, start fraction, dollar sign, 19, point, 60, divided by, x, end fraction (Choice E) E None of the above It's for khan academy