Hudson's car was averaging 25 miles per gallon of gasoline. After switching fuels, his car now averages 29 mile per gallon.
What was the percent increase in fuel efficiency?

Lorenzo ate 2/5 of his bag of almonds. his 4 friends ate equal shares of the remaining bag of almonds?

Which of the following expressions are equivalent ?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.