Question
PSLE
Emma had a box of grey beads and purple beads in the ratio 16 : 9. She removed an equal number of grey beads and purple beads from the box. The ratio of the number of grey beads and purple beads left in the box became 3 : 1. What percentage of the beads were left in the box?
2 m

Click button first when a symbol is required. X

PSLE
Emma had a box of grey beads and purple beads in the ratio 16 : 9. She removed an equal number of grey beads and purple beads from the box. The ratio of the number of grey beads and purple beads left in the box became 3 : 1. What percentage of the beads were left in the box?