What is the initial fee and cost per hour to hold a banquet

If the measure of xyz is 81 what is the measure of yz

Convert 2000 swiss francs to dutch guilders

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?