Download McGraw-Hill's GMAT, 2010 Edition by James Hasik PDF
By James Hasik
Expert assistance that can assist you in achieving the rating you want
Completely revised and up to date for 2010, McGraw-Hill’s GMAT brings all of McGraw-Hill’s company and schooling services to undergo on assisting you in achieving the simplest rating attainable. It’s jam-packed with subject stories, testtaking ideas, up to date attempt info, and lots of perform exams and drills. This authoritative and functional consultant has been totally up to date, with extra perform on-line and critical information.
Read Online or Download McGraw-Hill's GMAT, 2010 Edition PDF
Similar studying & workbooks books
Specialist tips that will help you in attaining the ranking you will have thoroughly revised and up to date for 2010, McGraw-Hill’s GMAT brings all of McGraw-Hill’s company and schooling services to endure on assisting you in achieving the easiest ranking attainable. It’s choked with subject studies, testtaking recommendations, up to date try out details, and lots of perform exams and drills.
Extra info for McGraw-Hill's GMAT, 2010 Edition
From here on, it’s AD or BCE. What this means is that if statement (1) is sufficient, then the answer to the question will be either A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. or D. EACH statement ALONE is sufficient. If statement (1) is sufficient, then A and D are the only possible answers. You can cross the others off your list right now. On the other hand, if statement (1) is not sufficient, then the answer cannot be A or D. Now, let’s consider the question given.
700 gallons E. 800 gallons The GMAT would consider this question medium difficult, so if you can solve it already, good for you. If not, don’t sweat it. We will walk through the process. The answer is D. You don’t know what the actual dimensions of the first barrel are, but you know that the volume of a cylinder = πr2h (r = radius and h = height), and in the case of the first barrel, πr 2h = 100 gallons. You don’t know the exact dimensions of the second barrel either, but you know that its height is twice that of the first barrel, so 2h, and its diameter is twice that of the first barrel, and since the diameter of a circle is double the radius, it follows that the radius of the second barrel must be twice that of the first barrel as well, so 2r.
Sometimes, even when the answers try to be treacherous and deceitful, they wind up being our friends anyway. PROBLEM-SOLVING TIPS Keep the following tips in mind as you work through the GMAT. $ As you proceed, check each step. Do this quickly, but make sure that you check your work as you go. Take a page from manufacturing management: it’s easier to build the quality into the process from the start than to inspect it in later. Keeping your calculations on track is a matter of arithmetic and algebraic practice, so if your day job doesn’t involve math, you’ll want to spend some time getting familiar with this sort of thing again.