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Read the requirements.

Begin by determining ending merchandise inventory and cost of goods sold under each of the three methods.

Now compute the gross profit under each inventory costing method.

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Jun. $1$

Beginning merchandise inventory

$17$ units @ $$24$ each

Jun. $12$

Purchase

$4$ units @ $$26$ each

Jun. $20$

Sale

$14$ units @ $$31$ each

Jun. $24$

Purchase

$11$ units @ $$29$ each

Jun. $29$

Sale

$17$ units @ $$31$ each