It is easier and quicker to answer this question by using the calculator in your computer compared with posting it on WA. But, since you are obviously not capable of carrying out that simple task, the answer is 3.
54 4 * 12 = 48
6+6=12 12-8=4
15
How about: 1*3*4 = 12
12.
12
96
64
3/4 is equal to 6/8, 9/12, and 12/16... there's a lot of fractions equal to 3/4... just multiply both numbers by any same whole number. ex: 3 times two is 6 and 4 times two is 8 so 6/8 is equal to 3/4
1 times 4 equal 4 2 times 2 equals 4
11
1,3 and 4