Jenna has a collection of trading cards. She started her collection with 175 cards. She buys packs of cards that contain 15 cards each. Solve an inequality to determine how many packs of cards Jenna buys so that she will have over 400 cards in her collection.

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?