I came across these questions in The Princeton Review ?Cracking the GMAT? 2005 edition. I was not completly conviced with the explaination of the answer they gave and wanted to have a discussion on these question. Hence I am posting it here.
These are Critical Reasoning Questions.
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Questions 1-2 are based on the following passage.
A system-wide county [...]
Written by Take GMAT Team on June 27th, 2008 with 30 comments.
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Written by Take GMAT Team on June 26th, 2008 with 9 comments.
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In a rectangluar co-ordinate system what the square root of a trapezoid whose vertices are (2,2), (2,-3), (20,2), (20,-2)
Choices are
A. 7
B, 9
c. 10.22
d. 12.25
e. 14
Though i know what the correct answer is but i need someone to give me an explanation.
Thanks
Written by illusions on June 16th, 2008 with 3 comments.
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If 3^(6x) = 8100, what is the value of (3^(x-1))^3?
A.90
B.30
C.10
D.10/9
E.10/3
Written by pavan_GMAT on May 31st, 2008 with 6 comments.
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The sum of 2 positive numbers is 1215. HCF is 81. How many pairs of such integers are possible?
a. 4
b. 6
c. 7
d. 8
e. 14
Written by abhinavsethi on May 23rd, 2008 with 13 comments.
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What is the sum of all the possible 3 digit numbers that can be constructed using the digits 3,4,and 5 if each digit can be used only once in each number?
Written by anupurna on May 15th, 2008 with 17 comments.
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The sum of the first 100 positive integers is 5050.What is the sum of the first 200 positive integers?
a. 10,100
b. 10,200
c. 15,050
d. 20,050
e. 20,100
Written by Take GMAT Team on May 13th, 2008 with 15 comments.
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The market value of a certain machine decreased by 30 percent of its purchase price each year. If the machine was purchased in 1982 for its market value of $8,000, what was its market value two years later?
(A) $8,000
(B) $5,600
(C) $3,200
(D) $2,400
(E) $800
Written by Take GMAT Team on May 8th, 2008 with 9 comments.
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A certain elevator has a safe weight limit of 2,000 pounds. What is the greatest possible number of people who can safely ride on the elevator at one time with the average (arithmetic mean) weight of half the riders being 180 pounds and the average weight of the others being 215 pounds?
(A) 7
(B) 8
(C) 9
(D) [...]
Written by Take GMAT Team on May 8th, 2008 with 8 comments.
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At a certain diner, a hamburger and coleslaw cost $3.59, and a hamburger and french fries cost $4.40. If french fries cost twice as much as coleslaw, how much do french fries cost?
(A) $0.30
(B) $0.45
(C) $0.60
(D) $0.75
(E) $0.90
Given Ans : $0.90
My ans : $1.62
Written by Take GMAT Team on May 2nd, 2008 with 6 comments.
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….If AB and AC, inscribed in a square as shown above, are each 10 centimeters in length, what is the area of the square (in centimeters)?
(A)
(B) 74
(C) 80
(D)
(E) 100
Written by SSSS on April 21st, 2008 with 27 comments.
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Shoppers in sporting goods stores, unlike in department stores, do very little impulse shopping, not buying a pair of skis and a boomerang when they come in for a basketball, but they leave with a basketball only.
A. in department stores, do very little impulse shopping, not buying a pair of skis and a boomerang when [...]
Written by gmat.focus on April 14th, 2008 with 12 comments.
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For every positive integer ‘n’ the h(n) is defined to be product of all even integer from 2 to n inclusive. If ‘P’ is the smallest prime factor of h(100)+1, then P is between ?
a) 3 and 10
b) 10 and 20
c) 20 and 30
d) 30 and 40
e) 40 and above.
Written by Take GMAT Team on April 3rd, 2008 with 20 comments.
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A number of linguists contend that all of the thousands of languages spoken by the world�s five billion people can be traced back to a common root language.
(A) that all of the thousands of languages spoken by the world�s five billion people can be traced
(B) that the world�s five billion people speak thousands of languages [...]
Written by Take GMAT Team on February 10th, 2008 with 5 comments.
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If we join all the vertices of heptagon, How many quadrilaterals can be formed?
Written by mannch on January 31st, 2008 with 3 comments.
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In one state , all cities and most towns have antismoking ordinance . A petition entitled petition for statewide smoking restriction is being circulated to voters by campaign workers who ask only. Do you want to sign a petition for statewide smoking restriction the petition advocates a state law banning smoking in most retail establishments [...]
Written by Take GMAT Team on January 11th, 2008 with 8 comments.
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Three grades of milk are 1 percent , 2 percent, and 3 precent fat by volum. If x gallons of the 1 percent grade, y gallons of 2 percent problem, and z gallons of 3 percent grade are mixed give x+y+z gallons of a 1.5 percent grade, what is x in terms of y and [...]
Written by Take GMAT Team on December 28th, 2007 with 7 comments.
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