A delivery truck takes potatoes and carrots to stores. The total weight of the load, in pounds, can be found using the expression 50 p + 40 c , where p is the number of bags of potatoes and c is the number of boxes of carrots in the load. What is the meaning of the 50 in the expression?



Each bag of potatoes costs $50


The whole load weighs 50 pounds.


Each bag of potatoes weighs 50 pounds.


There are 50 bags of potatoes in a load.