SOLUTION: The ratio of the number of red beads to blue beads in a box was 3:1. 3 more red and 4 more beads were added and the ratio became 2:1. How many red beads were there at first?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: The ratio of the number of red beads to blue beads in a box was 3:1. 3 more red and 4 more beads were added and the ratio became 2:1. How many red beads were there at first?      Log On