A person has \100tospendonitemscostingto spend on items costingtospendonitemscosting$5andandand$10.Iftheymustbuyexactly. If they must buy exactly .Iftheymustbuyexactly15itemstotal,howmanyitems total, how manyitemstotal,howmany$5$ items did they buy?
555
888
101010
121212