Respuesta :
Answer:
135 minutes or 2 1/4 hours
Step-by-step explanation:
18 minutes = 4 pages
_________ ________
x 30pages
18x30=540
4x=540
540/4
x=135 minutes or 2 1/4 hours
Hope this Helps! So plz mark the other person brainliest cuz he/she deserves it!! ^-^