Janie designed a miniature couch for a dollhouse based on her own couch. janie's couch is feet long. the scale of the dollhouse is 1 inch : 2 feet. what is the length of the miniature couch for the dollhouse?

Karianne and lucius are analyzing a linear function on a graph. karianne says that unit rate is equal to rate of change, but that slope is calculated differently. lucius says that unit rate, rate of change, and slope are calculated the same way. who is correct? explain your answer.

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?

6cm10 cma conical paper cup has dimensions as shown in the diagram. how much water can the cup hold when full?