The time spent for reading is 31.3 minutes
Solution:
You read 9.75 pages in your science book and 24.5 pages of a play for English class
Therefore,
Number of pages read in science = 9.75
Number of pages read in play = 24.5
Also given that,
Time taken to read each page of science = 1.2 minutes
Time taken to read each page of play = 0.8 minute
To find: Time spent for reading
Time spent for reading = Number of pages read in science x Time taken to read each page of science + Number of pages read in play x Time taken to read each page of play

Thus time spent for reading is 31.3 minutes