Plz ! ? i know the answer but can u the plzz how to do the model .i mean how much squares in the model

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

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?