GMAT Official Guide Quantitative Review 2019_ Book

GMAT® Official Guide 2019 Quantitative Review $3, there would have been 150 x $3 = $450 in contributions from the seniors and 30 ...

5.5 Ci Answer Explanations Geometry Can we determine whether line k, which is parallel to the y-axis, is tangent to the circle C ...

GMAT® Official Guide 2019 Quantitative Review DS09385 For all x, the expression x is defined to be ax+ a, where a is a constant ...

DS05989 What is the value of 2x + 2-x? (1) X > 0 (2) 4 x + 4一X= 23 Algebra Can we determine the value of 2气2勺 (1) The condi ...

GMAT® Official Guide 2019 Quantitative Review -X 0 -z---r------:"'<w·s,----z-· : DS12862 In the figure shown, lines k and m ...

5.5 Answer Explanations upward (positive). The slope of k is therefore less than the slope of/. Th e correct answer 1s C· both s ...

GMAT® Official Guide 2019 Quantitative Review B C D$03989 In the figure shown, quadrilateral ABCD is inscribed in a circle of r ...

5.5 Answer Explanations legislature had at least 15 members (to allow for the "5 additional members of the legislature" that cou ...

GMAT® Official Guide 2019 Quantitative Review Thus, x = 1; SUFFICIENT. The correct answer is D; each statement alone is sufficie ...

(1) First of all, note that the choice of units used to measure the amounts of data doesn't matter. In particular, we can define ...

GMAT® Official Guide 2019 Quantitative Review Note: Figure not drawn to scale. DS18386 21 7. The figure above shows Line L, Circ ...

Arithmetic It is useful to note that although the departures discussed all lie between 9:00 a.m. and 6:00 p.m., there is no info ...

GMAT® Official Guide 2019 Quantitative Review D$04468 Is x > y? (1) x +y>x-y (2) 3x> 2y Algebra (1) Given that x + y ...

0S15863 Is the integer n a prime number? (1) 24::; n::; 28 (2) n is not divisible by 2 or 3. Arithmetic ,., .. , � .. Determin ...

GMAT® Official Guide 2019 Quantitative Review on the order is ( 1+-r-)($0.105n). Given that 100 (^1 +-r 100 -) ($0.105n) = $44.1 ...

Algebra orinQ; Opu'"'tion�with r2dic.;il (1) Given that x^3 - x = 0, factoring gives x(x2 — 1 ) = x(x — l)(x + 1) = 0. Hence, x ...

GMAT® Official Guide 2019 Quantitative Review range for each year was $2,320 - $400 = $1,920. However, if, last year, Company Y ...

Note: The values for x and y used in (2) above can be found by solving (x - 3 )^2 = 3 - x, which can be rewritten as夕- 6x + 9 = ...

GMAT® Official Guide 2019 Quantitative Review (2) It is given that ( ✓2,-✓2) lies on the circle. A right triangle with legs each ...

and it follows that the total number of machines working that minute was 2 + 4 + 6 = 12. 1h e correct answer 1s C· ， both statem ...