Napco Refining Company processes gasoline. On June $1$ of the current year, $5,600$ units were $3/5$ completed in the Blending Department. During June, $50,400$ units entered the Blending Department from the Refining Department. During June, the units in process at the beginning of the month were completed. Of the $50,400$ units entering the department, all were completed except $7,300$ units that were $1/5$ completed. The equivalent units for conversion costs for June for the Blending Department were computed as follows:

Equivalent units of production in June:

To process units in inventory on June $1$: $5,600\backslash$times $3/53,360$

To process units started and completed in June : $50,4005,60044,800$

To process units in inventory on June $30$: $7,300\backslash$times $1/51,460$

Equivalent units of production $49,620$

Enter the correct amounts in the computation of equivalent units for conversion costs for the Blending Department for June.

To process units in inventory on June $1$ fill in the blank $1$

To process units started and completed in June fill in the blank $2$

To process units in inventory on June $30$ fill in the blank $3$

Equivalent units of production fill in the blank $4$