Question
PSLE
Usha had a box of brown beads and grey beads in the ratio 17 : 8. She removed an equal number of brown beads and grey beads from the box. The ratio of the number of brown beads and grey beads left in the box became 9 : 1. What percentage of the beads were left in the box?
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PSLE
Usha had a box of brown beads and grey beads in the ratio 17 : 8. She removed an equal number of brown beads and grey beads from the box. The ratio of the number of brown beads and grey beads left in the box became 9 : 1. What percentage of the beads were left in the box?