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What is the expiratory time shown in the flow-time scalar below?  

A patient is receiving ventilation with volume-controlled continuous mandatory ventilation (VC-CMV). During a patient-ventilator system check the respiratory therapist sees the flow-volume loop below. The most appropriate action is to do which of the following?  

Sophie buys some makeup that is regular $120 on sale for 20% off.  What change does she get back if she gives the cashier $110?

Tyler has a bill of $285.15.  He pays for it with six fifty dollar bills.  Using the fewest number of coins, what is his change?

Sylvia works for GigWalk verifying roads and street signs, geographic landmarks and transportation options.  She gets paid $5 for each task that she completes. What are her daily earnings if she completes 45 tasks? 

In the first week of the month Meehran works 35 hours. In the second week of the month he works 40 hours. In the third week of the month he works 38 hours. In the fourth week of the month he works 40 hours. If he earns $10.75 an hour, what are his monthly earnings?

Kim is an Amazon Mechanical Turk.  She gets paid $76.19 for converting audio to text.  If she completes 7 in a week, what are her weekly earnings?

Sarah works 38 hours a week. She earns $11.25 an hour. What are her weekly earnings?

Which of the following graphs best describes the response of the mass-spring-damper system in the preceding Question (7) to a unit step input ?

A patient with multiple sclerosis (MS) is experiencing blurred vision and muscle weakness. What is the underlying cause of these symptoms?