Question
At a factory, Henry could assemble 6 robots in a day while Ivan could assemble 4 more robots than him in a day. If Ivan was absent for 4 days, how many days would he need to assemble 25 more robots than Henry?
3 m

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At a factory, Henry could assemble 6 robots in a day while Ivan could assemble 4 more robots than him in a day. If Ivan was absent for 4 days, how many days would he need to assemble 25 more robots than Henry?