206k views
3 votes
There is a string of green and white lights strong around a mirror. For every six green lights there are four white. If there are 30 green lights, how many white lights are there?

User Emre
by
7.8k points

1 Answer

4 votes
6:4 = 30:x

6•5 = 30

4•5 = 20

There are 20 white lights.
User Tarun Gehlaut
by
5.9k points