An aviator is flying at 30,000 ft where the barometric pressure is 226 mm Hg. He is breathing 100% oxygen, his alveolar PCO2 is 40 mm Hg, and his alveolar water vapor pressure is 47 mm Hg. What is the alveolar PO2 of the aviator (in mm Hg)? (Assume that the respiratory quotient is equal to 1.)

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#Question id: 24181

#General Aptitude

French explorers probably taught the Inuit Eskimos how to play dominoes.

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#Question id: 24180

#General Aptitude

A cat’s whiskers are among the most perfect organs of touch.

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#Question id: 24179

#General Aptitude

In Oklahoma, a girl is forbidden to take a bite from her date’s hamburger.

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#Question id: 24178

#General Aptitude

More and more people are eating organically grown fruits and vegetables.

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#Question id: 24177

#General Aptitude

Most common weed killers work by poisoning the root of the plant.

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#Question id: 24176

#General Aptitude

In special cases, needy people who have nowhere else to go are permitted to enter the United States as refugees.