What is the minimum amount of energy required for a 50.0 kg climber carrying a 10.0 kg pack to climb Mt. Everest, 8850-m high? 

An engine that can deliver 110,000 ft. lbs/s of power, is putting out how many hp ( horsepower)?  

A Hooke’s Law srping is compressed 12.0 cm from equilibrium and the potential energy stored in the spring is 72.0 J. What is the spring constant in this case?

I guess this can be used simply as a text box with really no question, but rather with instructions?

Did you turn submit your score in MML?  What was your score?

Consider the market for hotdog buns. Consumers eat hotdog with hotdog buns. If the price of hotdog rises, what will happen to the equilibrium price of hotdog buns?

Suppose the demand for apples sold from one roadside stand in Indianapolis is perfectly elastic. As a result, a 7 percent increase in the price charged by the owner of this stand leads to

Consider the following supply curve, where the current price of a good is $12. If the price rises from $12 to $16, how much additional producer surplus do the initial producers get in the market?

The demand for a good is more price elastic

Questions 38 to 40 refer to the following demand and supply curves in a particular market. Consumer surplus in equilibrium is