Jose and Marcus are in a race. Marcus is running at a rate of 50 meters every minute. After 2 minutes, he ran a Total of 300 meters (He had already started the race earlier). In 3 minutes, Jose ran 350 meters. After 5 minutes Jose had passed the 500 meter mark (he had ran 500 meters).

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

The circumference of a redwood tree trunk is 20π ft, and it is 100 ft tall. what is the approximate volume of the redwood tree trunk? 1,000π ft3 10,000π ft3 4,000π ft3 40,000π ft3

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?