Data are collected on the 35 students in a college history course. Which of the following is not a variable for the data set?
A
Student birth month

B
Political affiliation of student

C
Student age

D
Student address

E
Number of students in the data set

Which of the following answers is 5/25 simplified? 1/5 5/5 2/5 1/25

Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?