Which of the following most logically completes the argument below?Davison River farmers are currently deciding between planting winter wheat this fall or spring wheat next spring. Winter wheat and spring wheat are usually about equally profitable. Because of new government restrictions ...
A company plans to develop a prototype weeding machine that uses cutting blades with optical sensors and microprocessors that distinguish weeds from crop plants by differences in shade of color. The inventor of the machine claims that it will reduce labor costs by virtually eliminating th...
Which of the following most logically completes the passage below?Heavy rains during Centralia’s corn planting season prevented some farmers there from planting corn. It is now the planting season for soybeans, another of Centralia’s principal crops, and those fields originally intend...
Until now, only injectable vaccines against influenza have been available. Parents are reluctant to subject children to the pain of injections, but adults, who are at risk of serious complications from influenza, are commonly vaccinated. A new influenza vaccine, administered painlessly i...
Hunter: Hunters alone are blamed for the decline in Greenrock National Forest’s deer population over the past ten years. Yet clearly, black bears have also played an important role in this decline. In the past ten years, the forest’s protected black bear population has risen sharply...
Spanning more than 50 years, Friedrich Müller began his career in an unpromising apprenticeship as a Sanskrit scholar and culminated in virtually every honor that European governments and learned societies could bestow.
Whereas in mammals the tiny tubes that convey nutrients to bone cells are arrayed in parallel lines, in birds the tubes form a random pattern.
Joachim Raff and Giacomo Meyerbeer are examples of the kind of composer who receives popular acclaim while living, often goes into decline after death, and never regains popularity again.
Most efforts to combat such mosquito-borne diseases like malaria and dengue have focused either on the vaccination of humans or on exterminating mosquitoes with pesticides.
In no other historical sighting did Halley’s Comet cause such a worldwide sensation as did its return in 1910–1911.
A distributor sells a product through an on-line store, which takes a commission of 20 percent off the price set by the distributor. The distributor obtains the product from a producer at th...
The ratio of South Korean aircraft to North Korean aircraft was 1 to 3. After the North announced it would acquire nuclear weapons, the U.S. transferred 60 aircraft to South Korea. Then, the...
Oil revenue in the amount of x million dollars, x being an even number, is divided among 11 Russian oligarchs, giving each a fixed sum plus a remainder of 10 million for the government. Whic...
If the area of the triangle above is 35,what is the value of k?
Jack, Tom, Beth, and Ruth are each competing to paint one side of a square fence. The fastest, Jack, painted his side in 13 hours, the slowest, Tom, painted his side in 14 hours. Which of th...
If x > 0 and y < 0, which of the following IS necessarily true?
If and N,S,p, and q are positive numbers, then in terms of N,S, and q what does p equal?
How many three-digit numbers begin with a digit which represents an odd number that is a prime, have a prime number as a second digit, and end with a digit that represents an odd number?
Which of the following can be odd?I. The sum of 7 consecutive integersII. The sum of 10 consecutive integersIII. The product of 13 consecutive integers
Rectangular region ABCD shown above is partitioned into four identical smaller rectangular regions. Then similar partitioning is performed twice. If the smallest rectangular region thus obta...
How many factors of 80 are greater than ?
The relationship between quantities m and n is expressed by the equation 11m = 5(n - 42). If the difference between the two chosen values of n is 30, what is the difference in the correspond...
The value of the product of u and v is equal to twenty times the ratio of the value obtained by subtracting v from u to the value of v. If v equals 4,what is the value of u?
The population of Country S is 10 million people less than the population of Country J. If in 5 years, Country J has twice as many people as Country S, how many people will live in Country S...
The value of v is given by the formula v = 13u. If u is an integer greater than 35 and less than 41, then which of the following is the value of v?
What is the value of if
An investor bought shares of stock for $75 per share and later sold his shares for $30. What was the percent change in the share price?
Each new driving offense results in increasing penalty points per offense on a driver's "rap sheet". A driver gets one point for the first offense, and the incremental increase...
10.8 grams of a certain chemical make only 9 percent of the total yield of a chemical reaction. If a lab technician observes 13.5 grams of this chemical, what percent of the total yield does...
of all students at Social High are in all three of the following clubs: Albanian, Bardic, and Checkmate. of all students are in Albanian, are in Bardic, and ...