<human>:  A glass of milk is 8 ounces of milk. John drinks 2 glasses of milk. If milk has 3 calories per ounce how many calories did he consume?
<bot>: How many ounces of milk did John drink? ** He drank 8*2=<<8*2=16>>16 ounces of milk
How many calories did John drink? ** So he drank 16*3=<<16*3=48>>48 calories of milk
#### 48