pina stores accepts both its own and national credit cards. during the year the following selected summary transactions occured.

made pina credit card sales totaling $35\mathrm{.}500$

Pina Stores accepts both its own and national credit cards. During the year, the following selected summary

transactions occurred.

Jan. $15$ Made Pina credit card sales totaling NT$$35,500.($There were no balances prior to January $15.)$

$20$ Made Visa credit card sales $($service charge fee $3\%)$ totaling NT$$6,300.$

Feb. $10$ Collected NT$$12,100$ on Pina credit card sales.

$15$ Added finance charges of $2\mathrm{.}5\%$ to Pina credit card account balances.