The answer is going to be a fraction...which is 75/1000, otherwise known as 1/40
B.
You have to find how much blueberry muffins you could make with one pound of flour.
4( 40 - 30)
subtract 30 from 40 is expressed as 40 - 30
then multiply by 4 is expressed as 4 × (40 - 30) or 4(40 - 30) = 40
20 minutes because 9/9 is simplified to 1 as 5/5 is simplified to 1