Answer:
102
Step-by-step explanation:
B
1.01789228E-5
hope this helped :)
144 pages
3 hours * 60 = 180 minutes
40 pages / 50 minutes = x pages / 180 minutes
40/50 = x/180
cross multiply
50x = 40 * 180
50x = 7200
x = 7200 ÷ 50
x = 144