Question

mr.newberry red and blur marbels in a ration 3 to 4. if he has a total of 28 marbels,how many are red how many are blue

Answer 1

3+4=7
28 divided by 7 equals 4.
3*4=12
4*4=16
12 marbles are red.
16 marbles are blue.
Check: 12+16=28

Answer 2

It is saying that if Mr Newberry had 7 marbles, 3 would be red and 4 would be blue. Basically, the question is asking you to do this:

Red: 28/3 =

Blue: 28/4 =