Erin wrote 5 checks for $35 each. what was the change in her checking account balance after writing these checks?

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project