Level 3
230 stickers are in 3 packets.
The 1st packet has 20 more stickers than the 2nd packet.
The 3rd packet has 3 times as many stickers as the 1st packet.
How many stickers are in the 3rd packet?
Level 3
230 stickers are in 3 packets.
The 1st packet has 3 times as many stickers as the 2nd packet.
The 3rd packet is 20 less than the 2nd packet.
How many less stickers are there in the 3rd packet and 2nd packet than in the 1st packet?