Question

Kathy usually buys a cup of coffee for $3.50 every morning. She decided to make a change andpurchased a coffee machine and the brand of coffee she likes to make at home before she goes to work.She estimated the cost of her "to go" cup of coffee to be $1.50 per cup. After 30 days, how muchmoney does she save?

Answer 1

Total cost Kathy INITIALLY do buy a cup of coffee in 30 days = $3.50 x 30 = $105

Total cost Kathy NOW buys a cup of coffee in 30 days = $1.50 x 30 = $45

Money she saves after 30 days = $105 - $45 = $60