On October $1,$ Belton Bicycle Store had an inventory of $20$ ten speed bicycles at a cost of $$200$ each. During the month of October, the following transactions occurred.

Oct. $4.$ Purchased $30$ bicycles at a cost of $$200$ each from Kuhn Bicycle Company, terms $\frac{2}{10},\frac{n}{30}.$

$6.$ Sold $18$ bicycles to Team America for $$300$ each, cost $$200$ each terms $\frac{2}{10},\frac{n}{30}.$

$7.$ Returned of $2$ defective bicycles to Kuhn Bicycle Company.

$13.$Returned of a defective bicycle from Team America.

$14.$ Paid Kuhn Bicycle Company in full, less discount.

Required:

Journalize the transactions above assuming the company uses a PERIODIC inventory system.