Question
PSLE
Nicole had a box of purple beads and green beads in the ratio 18 : 7. She removed an equal number of purple beads and green beads from the box. The ratio of the number of purple beads and green beads left in the box became 9 : 1. What percentage of the beads were left in the box?
2 m

Click button first when a symbol is required. X

PSLE
Nicole had a box of purple beads and green beads in the ratio 18 : 7. She removed an equal number of purple beads and green beads from the box. The ratio of the number of purple beads and green beads left in the box became 9 : 1. What percentage of the beads were left in the box?