This is similar to Problem 6 of your Section 1.1 worksheet. Ken ordered ${{\frac{5}{6}}}$ of a ton of gravel. Ken wants ${{\frac{1}{5}}}$ of his gravel delivered now and ${{\frac{4}{5}}}$ delievered later. What fraction of a ton of gravel should Ken get delivered now? Be sure to put your answer in simplest form. Ken should get tons of gravel delivered now.