Jamison Industries Has Three Divisions, Commercial, Retail, and Consumer, That

Jamison Industries has three divisions, commercial, retail, and consumer, that share the common costs of the company's computer server network. The annual common costs are $2,400,000. You have been provided with the following information for the upcoming year:
$$\begin{array} { | l | r | c | } \hline & \text { Cannections } & \text { Time on Netwark (haurs) } \\\hline \text { Commercial } & 60,000 & 120,000 \\\hline \text { Retail } & 80,000 & 150,000 \\\hline \text { Consumer } & 100,000 & 330,000 \\\hline\end{array}$$
Required:
(Use three decimal places in your calculations.)
a. What is the allocation rate for the upcoming year assuming Jamison uses the single-rate method and allocates common costs based on the number of connections? Calculate the allocated amount for each division.
b. What is the allocation rate for the upcoming year assuming Jamison uses the single-rate method and allocates common costs based on the time on network? Calculate the allocated amount for each division.