High School

Michael read 135 pages in 90 minutes. Select all of the rates that have the same constant rate of change as Michael's rate.

A. 180 pages in 2 hours
B. 60 pages in 30 minutes
C. 108 pages in 2.5 hours
D. 150 pages in 1 hour
E. 225 pages in 150 minutes
F. 210 pages in 2 hours 20 minutes

Answer :

Answer:

180 pages in 2 hours

225 pages in 150 minutes

210 pages in 2 hours 20 minutes

Step-by-step explanation:

135 pages : 90 minutes

= 135/90

= 3/2

= 3 : 2

180 pages : 2 hours

180 pages : 120 minutes

= 180/120

= 3/2

= 3:2

60 pages : 30 minutes

= 60/30

= 2/1

= 2:1

108 pages : 2 1/2 hours

108 pages : 180 minutes

= 108/180

= 18/30

= 3/5

= 3:5

150 pages : 1 hour

150 : 60

= 150/60

= 10/6

= 5/3

= 5:3

225 pages : 150 minutes

= 225/150

= 9/6

= 3/2

= 3:2

210 pages : 2 hours 20 minutes

210 pages : 140 minutes

= 210/140

= 3/2

= 3:2