Yolando is buying supplies for school. She buys n packages of pencils at $1.40 per package and m pads of paper at $1.20 each. What does each term in the expression 1.4n+1.2m represent? What does the entire expression represent?

Given

n packages of pencils are purchased at $1.40 each

m pads of paper are purchased at $1.20 each

Find

the meaning of 1.4n

the meaning of 1.2m

the meaning of 1.4n + 1.2m

Solution

1.4n is the number of dollars spent on packages of pencils

1.2m is the number of dollars spent on pads of paper

1.4n + 1.2m is the total amount spent on the supplies