There are only blue pens ,green pens and red pens in a box. The ratio of the number of blue pens to number of green pens is 2:5. The ratio of the number of green pens to number of red pens is 4:1
Sorry I think you accidentaly cut the question off. Could you try fixing it by editing?
There are only blue pens ,green pens and red pens in a box. The ratio of the number of blue pens to number of green pens is 2:5. The ratio of the number of green pens to number of red pens is 4:1. There are less than 100 pens in the box. What is the greatest possible number of red pens in the box?