It would be the second one because to make a equation perpendicular, you have to flip the fraction (and if it was a whole number like 6 it would become 1/6) and then make it negative.
So your new equation would be y=-6/7x+4
Answer:
white flour: 4/8 = 1/2
wheat flour: 3/8
Step-by-step explanation:
The answer is b.6 hope that helps :)