A patient in the ICU is on mechanical ventilation, has conti…

A patient in the ICU is on mechanical ventilation, has continuous capnography monitoring and a pulmonary artery catheter in place. The patient’s PaCO2 is 41 mmHg and the PetCO2 has been averaging 34 mmHg. You respond to the ventilator alarming “Low EtCO2” and find the PetCO2 has suddenly decreased from 34 mmHg to 18 mmHg. The most likely cause of this is:

Marco agrees to paint Anita’s fence in exchange for Anita pa…

Marco agrees to paint Anita’s fence in exchange for Anita paying Marco $500, inclusive of all materials and labor costs. To complete the job, Marco spent $100 at the hardware store to buy paint and brushes and another $30 to rent a ladder for the day. Marco gets the paint, brushes, and ladder and goes to Anita’s house. After Marco finishes the job on time and within all specifications, Anita pays Marco $350. Marco sues Anita for breach of contract. What amount of expectation damages should Marco receive?