Question
PSLE
A box contained gold beads and blue beads. 70% of the beads were blue. After some grey beads were added to the box, 35% of the beads were blue. What percentage of the beads in the box were grey?
2 m

Click button first when a symbol is required. X

PSLE
A box contained gold beads and blue beads. 70% of the beads were blue. After some grey beads were added to the box, 35% of the beads were blue. What percentage of the beads in the box were grey?