Most household appliances use electricity only when in use. Many microwave ovens, however, have built-in clocks and so use some electricity even when they are not in use. The clocks each consume about 45 kilowatt-hours per year. Therefore, house holds whose microwave oven has no built-in c...

Often patients with ankle fractures that are stable, and thus do not require surgery, are given follow-up x-rays because their orthopedists are concerned about possibly having misjudged the stability of the fracture. When a number of follow-up x-rays were reviewed, however, all the fractur...

Background information: This year, each film submitted to the Barbizon Film Festival was submitted in one of ten categories. For each category, there was a panel that decided which submitted films to accept.Fact 1: Within each category, the rate of acceptance for domestic films was the ...

Mice that have been given morphine are very likely to develop blood poisoning because bacteria that normally reside in the intestine typically respond to morphine by migrating into the bloodstream. However, when mice are given both morphine and the new drug naltrexone, blood poisoning is ...

Many winemakers use cork stoppers; but cork stoppers can leak, crumble, or become moldy, so that those winemakers must often discard a significant proportion of their inventory of bottled wine. Bottlemaster plastic stoppers, which cannot leak, crumble, or mold, have long been available to ...

Which of the following most logically completes the argument given? Asthma, a chronic breathing disorder, is significantly more common today among adult competitive swimmers than it is ...

NorthAir charges low fares for its economy-class seats, but it provides very cramped seating and few amenities. Market research shows that economy passengers would willingly pay more for wid...

NorthAir charges low fares for its economy-class seats, but it provides very cramped seating and few amenities. Market research shows that economy passengers would willingly pay more for wid...

Veterinarians generally derive some of their income from selling several manufacturers' lines of pet-care products. Knowing that pet owners rarely throwaway mail from their pets veterina...

Country X's recent stock-trading scandal should not diminish investors' confidence in the country‘s stock market. For one thing, the discovery of the scandal confirms that Country ...

The kinds of hand and wrist injuries that result from extended use of a computer  while  maintaining  an  incorrect  posture  are  common  among schoo...

Last year Comfort Airlines had twice as many delayed flights as the year before, but the number of complaints from passengers about delayed flights went up three times. It is unlikely that t...

In Wareland last year, 16 percent of licensed drivers under 21 and11 percent of drivers ages 21-24 were in serious accidents. By contrast, only 3 percent of licensed drivers 65 and older wer...

Proponents of the recently introduced tax on sales of new luxury boat shad argued that a tax of this sort would be an equitable way to increase government revenue because the admittedly heav...

Newspaper editors should not allow reporters to write the headlines for their own stories. The reason for this is that, while the headlines that reporters themselves write are often clever, ...