Word Problems for Grade 10, Problem ID: 4640
Anika solves 10 problems, 80% of them correctly, in 20 minutes.
James solves 12 problems, three-quarters of them correctly, in 15 minutes.
How much time do they need to correctly solve 100 problems?
2 hours1 hour and 30 minutes1 hour and 20 minutes1 hour and 40 minutes