Question
At a factory, Xavier could assemble 7 robots in a day while Tommy could assemble 4 more robots than him in a day. If Tommy was absent for 3 days, how many days would he need to assemble 16 more robots than Xavier?
3 m

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At a factory, Xavier could assemble 7 robots in a day while Tommy could assemble 4 more robots than him in a day. If Tommy was absent for 3 days, how many days would he need to assemble 16 more robots than Xavier?