True or False - There are integers that are not rational numbers.
There are whole numbers that are not rational numbers.
There are integers that are not whole numbers.
All rational numbers are integers.

David bought a poster for an art project. the poster is 2.7 feet wide and 3.9 feet tall. what is the area of the poster?

Sam makes his sales calls according to a pattern. he travels either north or south depending on the calendar. some of his past trips were as follows: on february 17, april 24, june 10, september 19, and november 3 he drove north. on february 28, may 25, august 22, november 20, and december 18, he drove south. describe sams' pattern. in which direction will sam drive on oct4 and oct 24?

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?