Question 1049326
X takes 2 hours to pack 200 boxes of oranges, so he will take {{{2/2=1}}} hour to pack {{{200/2=100}}} boxes of oranges.
Y takes 3 hours to pack 150 boxes of oranges,so he will take {{{3/3=1}}} hour to pack {{{150/3=50}} boxes of oranges.
If they work together they will take 1 hour to pack a total of 150 boxes of oranges.
{{{1800/150=12}}}
If they work together they will take (1x12=12) hour to pack a total of (150x12=1800) boxes of oranges.