Question
PSLE
At first, a container contained 77 purple beads and some green beads. After some purple beads were removed, 37 of the beads were green. After 15 brown beads were added to the container and now, 310 of the beads were green. What was the number of purple beads removed?
2 m

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PSLE
At first, a container contained 77 purple beads and some green beads. After some purple beads were removed, 37 of the beads were green. After 15 brown beads were added to the container and now, 310 of the beads were green. What was the number of purple beads removed?