A printing company is analyzing the cost of their greeting cards. The cost of the greeting cards depends on the number of greeting cards purchased. This relationship was
graphed on a line that passes through the points (5, 12.50) and (3,7.50).
Interpret the meaning of the slope of the line.
А. For every $1 spent, you will receive 1.25 greeting cards.

B. For every $2 spent, you will receive 5 greeting cards.

С. For every $5 spent, you will receive 2 greeting cards.

D. For each additional greeting card you purchase, you will spend $0.40.

Tyler went to the supermarket to buy food for a food pantry. he has $36, and can carry up to 20 pounds of food in his backpack. pasta costs $1 for a 1-pound package. pasta sauce costs $3 for a 1.5 pound jar. let x = the number of packages of pasta and y = the number of jars of pasta sauce. one package of pasta is the right amount to go with one jar of pasta sauce. what is the best numbers of packages of pasta and jars of pasta sauce to buy for the food pantry? how many packages of pasta? how many jars of pasta sauce? explain your reasoning.