Which expressions are equivalent to 16^x/4^x

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?

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

: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?