Q $4//$ Grand Devices Corporation assembles handheld computers that have scaled$-$down capabilities of laptop computers. Each handheld computer takes $6$ hours to assemble. Grand Devices uses a JIT production system and a backflush costing system with three trigger points:

purchase of direct materials and incurring of conversion costs. s$.$t n

$-$completion of goods finished units of product.

sale of finished goods.

There are no beginning inventories of material or finished gods and no beginning and ending work$-$inprocess inventories $.$ the following ata are for August $2019$

$9600003\mathrm{.}84$

$100$

$719500$

Direct materials purchased

Direct material used $,x$

$$2,958,000$

Conversion costs incurred $$777,600$

Conversion costs allocated $$806,400$

Grand Devices records direct material purchased and conversion costs incurred at actual costs.

Grand Devices records direct material purchased and conversion costs incurred at actual costs.

It has no direct material variance. When finished goods are sold, the backflush costing system "pulls through" standard direct material cost$($$$102$ per unit$)$ and standard conversion cost$($$$28$ per unit$).$Grand Devices produced $28,800$ finished units in August $2019$ and sold $28,400$ units. The actual direct material cost per unit in August $2019$was $$102,$ and the acual conversion cost per unit was $$27$

Required:

$1-$ Prepare summary journal entries for Auhust $2019($without disposing of under$-$ or overallocated conversion costs$).$

$2-$ Post the entries in requirement $1$ to $T-$accounts for applicable material and work$-$in process inventory control. Finished goods control, conversion costs control, conversion cost allocated $,$ and cost of goods sold.

$3-$ under an ideal JIT production system, how would the amounts in your journal entries differ from those in requirement $1?.$

$15$ mark