Evan spent 20 hours doing homework last week. This week he spent 25 hours doing homework. He says that he spent 125% more time doing homework this week. Is he correct? Show your work to justify your decision.

Question

jhonyy9 · Answer

so in this case consider 20 hours was 100% percent homework and using the rule of 3 simple you can calcule what percent may be 25 hours of homework 
so than will get 125% this mean that he is correct than not so he not is correct

do you know the rule of 3 simple ?