Blog

At a restaurant, the bill comes t0 $25. You decide to leave a 12% tip. What is the total you will owe for dinner and tip? 

The fraction is equivalent to what percent? 

A car radio draws 0.16 A of current in the auto’s 12-V electrical system.  How much electrical power does the radio use?

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

A current of 4.50 A flows in a conductor for 6/0 s. How much charge passes a given point in the conductor during this time?

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? 

A skydiver of mass 50.0 kg jumps out of an airplane from a height of 850 m. the parachute deploys, and they land on the ground with a speed of  4.5 m/s. How much energy was lost due to air friction during this jump?

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

Consider the market for pizza. When demand decreases and supply increases, the equilibrium price ________ and the equilibrium quantity ________.

You win $100 in a basketball pool. You have a choice between spending the money now and putting it away for a year in a bank account that pays 5 percent interest. What is the opportunity cost of spending the $100 now?