There are 4 grams of fiber in 1/2 cup of oats how many grams of fiber are in 3 1/2

28 grams

Step-by-step explanation:

In  cup of oats, amount of fiber is = 4 grams

In 1 cup of oats amount of fiber is =  = 8 grams

So, in  or  cups of oats, amount of fiber is = 28 grams

28 grams of fiber

Step-by-step explanation:

 4/0.5 = x/3.5

3.5/0.5 = 7

4 · 7 = 28

4

step-by-step explanation:

im pretty sure it's 4 beacsue 8/2 equals 4