Answer:
6 pages
Step-by-step explanation:
I set up the equation like this :
1 1/2 / x = 3/ 12
Then i cross multiplied :
1 1/2 * 12 = 18
3 * x = 3x
Now you set those equal to each other and solve for x :
18 = 3x (divide both sides by three)
18 / 3 = 3x / 3
x = 6
