Answer:
24 ways
Step-by-step explanation:
English, biology, history, writing
English, history, writing, biology
English, writing, biology, history
English, biology, writing, history
English, history, biology, writing
English, writing, history, biology
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
So there is going to be 6 different ways in every textbook you put in front, [amount of textbook (4)] x [different ways (6)] = 24 ways
<u>btw there is a easier way of doing this but i forgot ;-;</u>