Level 2
Adam has 9000 mℓ of fruit punch.
There are 3 times as much orange juice as apple juice.
There is 1800 mℓ of lemonade.
How much orange juice is there?
(Give the answer in mℓ.)
Level 2
Adam, Bryan and Chris have $800 altogether.
Adam has $100 more than Bryan.
Bryan has 3 times as much money as Chris.
How much money does Adam have?