A shop sells packs of black pens, packs of red pens and packs of green pens.
There are
On Monday,
5 pens in each pack of black pens
4 pens in each pack of red pens
3 pens in each pack of green pens
number of packs
of black pens sold
number of packs
of red pens sold
number of packs
of green pens sold
= 8:5:2
A total of 264 pens were sold.
Work out the number of green pens sold.
