What do dinosaurs use to run their cars?

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.

The function f(x) = 14,600(1.1)* represents the population of a town x years after it was established. what was the original population of the town?