Answer:
4 mins.
Step-by-step explanation:
The full page would be represented by 1= 12/12 or 12*1/12, the you would have to multiply the time 1/3 by 12 = 12*1/3 =12/3= 4.
4min
1/12page=1/3*60s=20s
1full page=12*20s=240s=4min
