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Let abc and dcb represent three-digit positive integers.
Let abc and dcb represent three-digit positive integers. If abc+dcb=598, then which of the following must be equivalent to a?A. d-1B. dC. 3-dD. 4-dE. 5-d
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Johnson has a corporate proposal. The probability that vice
The following information accompanies questions 4-5Johnson has a corporate proposal. The probability that vice-president Adams will approve the proposal is 0.7. The probability that vice-president...
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Is the positive integer y a multiple of 12?
Is the positive integer y a multiple of 12?(1) y^3 is a multiple of 48(2) y^2 is a multiple of 30
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A data set with a mean of 60 has a standard deviation of 3.5
A data set with a mean of 60 has a standard deviation of 3.5. Which of the following is the smallest number that falls within one standard deviation of the mean?A. 53 B. 56 C. 59 D. 63.5 E. 65
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Amy has to visit towns B and C in any order. The roads conne
Attachment:1.gifAmy has to visit towns B and C in any order. The roads connecting these towns with her home are shown on the diagram. How many different routes can she take starting from A and...
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For real numbers, A, B, C, and D on the number line
For real numbers, A, B, C, and D on the number line above, is |A| + |B| < |C| + |D| ? (1) |B| < |C| (2) The product of any two of the numbers A, B, C and D is between 0 and 1.
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Does OG13 Math Review cover all topics needed for GMAT?
Is OG13 Math Review section enough for the exam? Thanks.
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Four terms in arithmetic progression have sum of 28. Product
Four terms in arithmetic progression have sum of 28. Product of the extreme terms and that of the middle terms are in the ratio 5:6. Find the largest term?A. 8B. 9C. 10D. 11E. 12
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If a = 3bc, what is the value of c?
If a = 3bc, what is the value of c?(1) a = 10 - b(2) 3a = 4b
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If (4^x)(8^y)(16^7x) = (8^4y)(32^x)(64^y) what is value x/y?
If (4^x)(8^y)(16^7x) = (8^4y)(32^x)(64^y) what is the value of x/y?A. 3/5B. 2/3C. 3/4D. 1E. 4/3Hi,I want to know whether there is quicker solution for this question, please.[With standard math]As...
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In the rectangular coordinate system above, the shaded regio
The Official Guide For GMAT Quantitative Review, 2ND EditionAttachment:Untitled.pngIn the rectangular coordinate system above, the shaded region is bounded by straight lines. Which of the following is...
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A certain population of bacteria doubles every 10 minutes.
The Official Guide For GMAT Quantitative Review, 2ND EditionA certain population of bacteria doubles every 10 minutes. If the number of bacteria in the population initially was 10^4, what was the...
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How many minutes does it take to travel 120 miles at 400 mil
The Official Guide For GMAT Quantitative Review, 2ND EditionHow many minutes does it take to travel 120 miles at 400 miles per hour?(A) 3(B) 3 1/3(C) 8 2/3(D) 12(E) 18Problem SolvingQuestion:...
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If the perimeter of a rectangular garden plot is 34 feet and
The Official Guide For GMAT Quantitative Review, 2ND EditionIf the perimeter of a rectangular garden plot is 34 feet and its area is 60 square feet, what is the length of each of the longer sides?(A) 5...
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A certain manufacturer produces items for which the producti
The Official Guide For GMAT Quantitative Review, 2ND EditionA certain manufacturer produces items for which the production costs consist of annual fixed costs totaling $130,000 and variable costs...
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In the figure shown above, line segment QR has length 12.
Attachment:Picture 1.pngIn the figure shown above, line segment QR has length 12, and rectangle MPQT is a square. If the area of rectangular region MPRS is 540, what is the area of rectangular region...
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Permutation and Combinations
I have a couple of questions on P n C and it will be great if someone can help me out with the concept/ process of solving.In P n C, the questions involving pairs always knocks me out and I guess its...
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Is |x| < 1 ?
Is |x| < 1 ?(1) x^4-1> 0(2) \frac{1}{1-|x|}> 0How to solve this algebraically ?
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If all variables are positive, is (w/x) > (y/z)?
If all variables are positive, is (w/x) > (y/z)?(1) w = y + 50(2) x = z + 50[Reveal] Spoiler: 1) and 2) alone are INS.(y+50)/(z+50) > y/z yz +50z > yz +50y 50y > 50z y > zBoth together...
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