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Magoosh Judith and Quincy started with the same amount of money to invest at the beginning of 2012. Judith's investments increased by P percent in the year 2012 and then increased by Q percent in the year 2013. From the start of 2012 to the end of 2013, Quincy's investment increased by R percent. Which one of them had more money by the end of 2013? Statement #1: P + Q < RStatement #2:$$R-P-Q\lt\frac{PQ}{100}$$
The average (arithmetic mean) of the 5 positive integers k, m, r, s, and t is 16, and k < m < r < s < t. If t is 40, what is the greatest possible value of the median of the 5 integers?
191031 It is given that： 2 / k + 4 / m = r / s, where r / s is the fraction in lowest term, Is s = km?
1. k and m are prime numbers
2. k and m have no common factors except 1.
GMAT、gmat题库、gmat模考、gmat考满分On Days 1 through 4 of a recent week, Product X was out of stock at Retailer R. Day 1 shoppers are those shoppers who came to Retailer R on Day 1 of that week seeking Product X. For each of the first 3 days of that week, the graph shows the subsequent behavior of all Day 1 shoppers who came to Retailer R seeking Product X on that day. Shoppers at Retailer R who purchased a different item in lieu of Product X paid an average of 30% more for the item.From each drop-down menu, select the option that creates the most accurate statement based on information provided.
K is a set of integers such that if the integer r is in K, then r + 1 is also in K. Is 100 in K?(1) 50 is in K.(2) 150 is in K.
PREP07 Test 2 If r is the remainder when the positive integer n is divided by 7, what is the value of r ?(1) When n is divided by 21, the remainder is an odd number.(2) When n is divided by 28, the remainder is 3.
P, r, s, t, uAn arithmetic sequence is a sequence in which each term after the first is equal to the sum of the preceding term and a constant. If the list of letters shown above is an arithmetic sequence, which of the following must also be an arithmetic sequence?I 2P, 2r, 2s, 2t, 2uII P-3, r-3, s-3, t-3, u-3III $${P}^{2}$$, $${r}^{2}$$, $${s}^{2}$$, $${t}^{2}$$, $${u}^{2}$$
OG18-数学分册 The maximum recommended pulse rate R, when exercising, for a person who is x years of age is given by the equation R = 176 ‒ 0.8x. What is the age, in years, of a person whose maximum recommended pulse rate when exercising is 140 ?
OG16 OG17 OG18 OG19 OG20 OG2022 Is rw = 0?(1) −6 < r < 5(2) 6 < w < 10
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In a rectangular coordinate system, point lies on the -axis and has coordinates . If point lies on the positive -axis and the area of the triangle formed by connecting the origin, , and is , what is the -coordinate of ?
In the xy-plane, point (r, s) lies on a circle with center at the origin. What is the value of $${r}^{2}+{s}^{2}$$?(1)The circle has radius 2.(2)The point $$(\sqrt 2$$, $$-\sqrt2)$$ lies on the circle.
PREP07 Test 1 If n is a positive integer and r is the remainder when (n - 1)(n + 1) is divided by 24, what is the value of r ?(1) n is not divisible by 2.(2) n is not divisible by 3.
PREP07 Test 2 If k is an integer greater than 1, is k equal to 2^r for some positive integer r ?(1) k is divisible by 2^6.(2) k is not divisible by any odd integer greater than 1.
191031 Three solid cheese balls with diameters of 2 inches, 4 inches, and 6 inches, respectively, were melted into a single cheese ball. What was the approximate diameter, in inches, of the new cheese ball? (The volume of a sphere is $$\frac{4}{3} \pi r^3$$, where r is the radius.)
几何 In the xy-plane, the point (-2, -3) is the center of a circle. The point (-2, 1) lies inside the circle and the point (4, -3) lies outside the circle. If the radius r of the circle is an integer, then r =
If P, Q, and R are three distinct points, do line segments PQ and PR have the same length?(1)P is the midpoint of line segment QR.(2)Q and R lie on the same circle with center P.
OG18-数学分册 In the xy-plane, point (r,s)lies on a circle with center at the origin. What is the value of $$r^{2} + s^{2}$$?(1) The circle has radius 2.(2) The point $$(\sqrt{2}, - \sqrt{2})$$ lies on the circle.
PREP07 Test 2 If n is a positive integer and r is the remainder when (n – 1)(n + 1) is divided by 24, what is the value of r?(1) 2 is not a factor of n.(2) 3 is not a factor of n.
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022 GMAT、gmat题库、gmat模考、gmat考满分On the number line above, p, q, r, s, and t are five consecutive even integers in increasing order. What is the average (arithmetic mean) of these five integers?(1)q + s = 24(2)The average (arithmetic mean) of q and r is 11.
Magoosh Region R is a square in the x-y plane with vertices J = (–1, –2), K = (–1, 4), L = (5, 4), and M = (5, –2). What is the probability that a randomly selected point in region R lies below the line 3x – 5y = 10?