Answer: 31.3 minutes
Explanation:
Given: Time taken to read each page of science= 1.2 minutes
Thus, time taken to read 9.75 pages of science
Time taken to read each page of play of english = 0.8 minutes
Thus, time taken to read 24.5 pages of science

Therefore, total time spent on reading = 11.7+19.6=31.3 minutes