Carla needs to complete her science homework she has 20 pages to read and 14 questions to answer if it takes Carla 10 minutes to read four pages how many minutes will it take her to read the full assignment
If it takes Carla 10 minutes to read 4 pages, then it takes her 10/4 = 2.5 minutes per page.
Therefore, it will take her a total of 2.5 * 20 = <<2.5*20=50>>50 minutes to read the full assignment.