Question

A box contained some red, blue, and green markers. For every 5 red markers, there were 2 blue markers. For every 3 blue markers, there were 5 green markers.
a. Find the ratio of red markers to blue markers to green markers.

b. When 6 red markers were removed from the box,3/7 of the remaining markers were red markers. How many markers were left in the box?

10 years ago