Question
At a factory, Fred could assemble 7 toy helicopters in a day while Paul could assemble 4 more toy helicopters than him in a day. If Paul was absent for 4 days, how many days would he need to assemble 25 more toy helicopters than Fred?
3 m

Click button first when a symbol is required. X

At a factory, Fred could assemble 7 toy helicopters in a day while Paul could assemble 4 more toy helicopters than him in a day. If Paul was absent for 4 days, how many days would he need to assemble 25 more toy helicopters than Fred?