Level 2
Adam pays $20.60 for a marble, a bead and a sticker.
The marble costs $2.30 less than the bead.
The bead costs $1.90 less than the sticker.
What is the cost of 3 stickers more than 2 marbles?
Level 3
Adam spends $24.70 on a sticker, a marble and a bead.
The marble costs $1.20 more than the bead.
The sticker costs 13 as much as the marble.
What is the cost of 3 stickers, 2 marbles and 4 beads?