Please help me solve this as soon as possible, and please make sure the layout is the same.

Read the requirements.

Begin by determining ending merchandise inventory and cost of goods sold under each of the three methods.Requirement $1.$ FIFORequirement $2.$ LIFORequirement $3.$ Weighted$-$AverageLess:

Now compute the gross profit under each inventory costing method.

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Requirements

$1.$ Compute ending merchandise inventory, cost of goods sold, and gross profit using the FIFO inventory costing method.

$2.$ Compute ending merchandise inventory, cost of goods sold, and gross profit using the LIFO inventory costing method.

$3.$ Compute ending merchandise inventory, cost of goods sold, and gross profit using the weighted$-$average inventory costing method. $($Round weightedaverage cost per unit to the nearest cent and all other amounts to the nearest dollar.$)$ Beginning merchandise inventory

Cost of goods available for saleI method.Requirement $3.$Woighted$-$Average