A B C D E 1 2 Determine the missing amounts in each of these four separate situations a through d. 3 4 5 6 Supplies available-prior year-end Supplies purchased during current year Total supplies available Supplies available-current year-end Supplies expense for current year $5,260 8,460 \begin{tabular}{|l|r|r|r|r|} \hline & a & b & \multicolumn{1}{c|}{ c } & \multicolumn{1}{c|}{ d } \\ \hline Supplies available-prior year-end & $1,150 & $1,920 & $1,700 & \\ \hline Supplies purchased during current year & 3,450 & 6,140 & & 8,460 \\ \hline Total supplies available & 4,600 & 8,060 & 6,800 & 11,280 \\ \hline Supplies available-current year-end & (1,600) & & (2,400) & (3,900) \\ \hline Supplies expense for current year & & $5,260 & $4,400 & $7,380 \\ \hline \end{tabular}