7 because the first mile will be 3 dollars then if you add the rest of the miles it will be seven because you are adding four more miles
20/2.5 = 8
So 8 movies can be shown in 20 hours.
Square Root to the Nearest Tenth
A B
33 5.7
34 5.8
35 5.9
36 6
6,400 parts are needed to make 1 ton of scrap metal
Because 3 / 6 = 0.5 and 4.5 / 9 = 0.5, the scale factor is 0.5 ;
