###Human: A shopkeeper bought 150 packets of milk. Each packet contained 250 ml of milk. If one fluid ounce is equal to 30 ml, how many ounces of milk did he buy?, ### Assistant: If the shopkeeper bought 150 packets of milk, each packet containing 250ml of milk, all the packets had a total of 250*150 =37500ml
Since one ounce equal 30 ml, the total amount of milk that the shopkeeper bought in oz is 37500/30=1250 oz of milk 
 So the answer is :  1250