The students in Class A and Class B were asked how many pets they each have. The dot plots below show the results.

Students in Class A

Students in Class B

What is the difference between the ranges in the dot plots?
0
2
3
4

Sum is 17 and their difference is 3

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Rick is driving to his uncles house in greenville,which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120