GMAT Official Guide Quantitative Review 2019_ Book

GMAT® Official Guide 2019 Quantitative Review Arithmetic ~ I Let n be the total number of people surveyed. Then, the proportion ...

4.5 Answer Explanations (10 numbers added), which equals 10 尸）＝一^1 ． 30 3 Therefore, the value of -^1 +—^1 +—^1 +... +—^1 21 22 ...

GMAT® Official Guide 2019 Quantitative Review For !1RST, the length of any side is less than the sum of the lengths of the other ...

10 20 30 40 50 60 70 X 10 20 30 40 50 60 70 Y PS04987 10 20 30 40 50 60 70 z If the variables X, Y, and Ztake on only the value ...

GMAT® Official Guide 2019 Quantitative Review segments) or from a pair of solid segments taped together ( there are^10 = 5 such ...

PS02955 152.A certain university will select 1 of 7 candidates eligible to fill a position in the mathematics department and 2 o ...

GMAT® Official Guide 2019 Quantitative Review Arithmetic Sets As shown in the table, the subsets of [ w, x, y, z} can be organiz ...

4.5 l'1 { I , Answer Explanations To find the value of N, first note that no selection of 5 books can contain all paperbacks, si ...

GMAT® Official Guide 2019 Quantitative Review Arithmetic r10^2 -74 = 100-74 = (^26) " 103 - (^74) = 1,000-74 = 926 104 - (^74) = ...

Algebra 7-x Given that 4 < , it follows that 12 < 7 -x. Then, 5 < -x or, equivalently, x <—5. I. If4< 7-x , then ...

GMAT® Official Guide 2019 Quantitative Review Arithmetic pplicd p 'Jblems Let n be the number of rolls in the batch and p be the ...

4.5 b乓_)7 Answer Explanations by the formula勹）p飞1—p)"-x.For the problem at hand, it is given that each child is equally likely t ...

GMAT® Official Guide 2019 Quantitative Review (i) The measure of LCAB is 180 - 2y since the sum of the measures of the angles of ...

4.5 Answer Explanations PS16977 172.A certain grocery purchased x pounds of produce for p dollars per pound. If y pounds of the ...

GMAT® Official Guide 2019 Quantitative Review Algebra o Ii r ~ lem If x, where x > 2, represents the number of days Machine X ...

4.5 Answer Explanations 16 I. If the plaque were—inches on a side, then 如width of the wooden strip would be 1 inch, and so 1 inc ...

5.0 ...

5.0 5.0 Data Sufficiency Data sufficiency questions ap�ear in the心antitative section of the GMAT® exam. Multiple-choice data suf ...

GMAT® Official Guide 2019 Quantitative Review 5.1 Test-Taking Strategies Do not waste valuable time solving a problem. You only ...

5.1 Test-Taking Strategies If statement 1 is sufficient, then the answer must be A or D. If statement 2 is not sufficient, then ...