Answer:
there are 30 students
Explanation:
100% = 30. There are 30 students in Mr.Fulton's class
If we have 12 as 40%, we divide it by 2 to get the base value which is 6=20%.
Now we multiply the base by 5 so 20% x 5= 100% and 6 x 5 equals 30. so 100% = 30
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