What was the opportunity cost in a situation in which you use your available cash to buy gas for your car and then stay hungry the rest of the way home?

see below

Explanation:

Opportunity cost is the sacrificed benefit by choosing a preferred option over others. The value of opportunity cost is the foregone benefit from the best alternative.

In this situation, the person had to choose between buying gas for the car or using that money to purchase food. Since the person opted to buy gas, they sacrificed having a meal for the rest of the day.  The pleasure derived from eating is the opportunity cost for this person.  

answer; is the sum of all individual demands curves;

the answer is "b.the increased supply will create a surplus. "

the essential thought behind price controls is straightforward - utilize the power of law to modify the equilibrium of a market. for instance, the legislature may choose that the steel business needs to survive, and in this way pass a law to set a value floor on steel. this implies all steel sold must offer at or over the floor value, which must be set over the equilibrium cost for it to have any impact. the switch could likewise happen - the administration can choose that steel is excessively costly and set a value roof underneath its equilibrium value, with the goal that all steel must be sold at or beneath that ceiling.