Calculate the Missing Information, Rounding Dollars to the Nearest Cent

Short Answer

Calculate the missing information, rounding dollars to the nearest cent and percents to the nearest tenth percent: $\begin{array}{c}\begin{array}{lll}\\\underline{\text {Item}}\\\text { Toy}\end{array}\begin{array}{lll}\\\underline{\text {Cost}}\\\\\end{array}\begin{array}{lll}\\\underline{\text {Markup}}\\\$4.89\end{array}\begin{array}{lll}\text {Amount of}\\\underline{\text {Selling Frice}}\\\$9.78\end{array}\begin{array}{lll}\text {Percent Markup}\\\underline{\text {Based on Cost}}\\\\\end{array}\end{array}$