Question
There were 302 green, blue and red beads in a box. Given that there were 129 more green beads than red beads and 53 more blue beads than red beads, how many red beads were there in the box?
4 m

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There were 302 green, blue and red beads in a box. Given that there were 129 more green beads than red beads and 53 more blue beads than red beads, how many red beads were there in the box?