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PREP07 Test 1 In isosceles RST what is the measure of R(1) The measure of T is 100°. (2) The measure of S is 40°.
OG21 OG2022 In the figure shown,is $$\ell1$$ || $$\ell2$$? (1) r=s (2) t=u
Magoosh At a certain symphonic concert, tickets for the orchestra level were $50 and tickets for the balcony level were $30. These two ticket types were the only source of revenue for this concert. If R% of the revenue for the concert was from the sale of balcony tickets, and B% of the tickets sold were balcony tickets, then which of the following expresses B in terms of R?
OG15 OG16 OG17 OG18 OG19 OG20 OG2022 Last Sunday a certain store sold copies of Newspaper A for $1.00 each and copies of Newspaper B for $1.25 each, and the store sold no other newspapers that day. If r percent of the store's revenues from newspaper sales was from Newspaper A and if p percent of the newspapers that the store sold were copies of newspaper A, which of the following expresses r in terms of p?
GMAT、gmat题库、gmat模考、gmat考满分The circle shown has center R. If arc UST has length 48π, what is the radius of the circle?
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Three robots, Q, R, and L, which eject water independently and simultaneously, each at a characteristic, constant rate, can fill a pool in 10 minutes. How long does it take Robot Q, working alone at its constant rate, to fill that pool with water?

  1. Machines R and L can fill the pool in 20 minutes.
  2. Machines Q and L can fill the pool in 15 minutes.
PREP07 Test 2 GMAT、gmat题库、gmat模考、gmat考满分If p, q, r, and s are as shown on the number line above, which of the following products is greatest?
OG19-数学分册 For each landscaping job that takes more than 4 hours, a certain contractor charges a total of r dollars for the first 4 hours plus 0.2r dollars for each additional hour or fraction of an hour, where r > 100. Did a particular landscaping job take more than 10 hours? (1) The contractor charged a total of $288 for the job. (2) The contractor charged a total of 2.4r dollars for the job.
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022 GMAT、gmat题库、gmat模考、gmat考满分The figure above represents a circle graph of Company H's total expenses broken down by the expenses for each of its five divisions. If O is the center of the circle and if Company H's total expenses are $5,400,000, what are the expenses for Division R ?(1)x = 94(2)The total expenses for Divisions S and T are twice as much as the expenses for Division R.
OG18-数学分册 For each landscaping job that takes more than 4 hours, a certain contractor charges a total of r dollars for the first 4 hours plus 0.2r dollars for each additional hour or fraction of an hour, where r>100. Did a particular landscaping job take more than 10 hours?(1) The contractor charged a total of $288 for the job.(2) The contractor charged a total of 2.4r dollars for the job.
OG18 OG19 OG20 OG2022 GMAT、gmat题库、gmat模考、gmat考满分 Of the four numbers represented on the number line above, is r closest to zero?(1) q=- s(2) - t < q
Magoosh GMAT、gmat题库、gmat模考、gmat考满分Points P, Q, R, S, and T all lie on the same line. The larger circle has center S and passes through P and T. The smaller circle has center R andpasses through Q and S. What is the ratio of the area of the larger circle to the area of the smaller circle?Statement #1: ST:PQ = $$\frac{5}{2}$$Statement #2: RT:PR = $$\frac{13}{7}$$
OG18-数学分册 The points R, T, and U lie on a circle that has radius 4. If the length of arc RTU is $$\frac4 3\pi$$, what is the length of line segment RU?
Magoosh The CEO of Laminar Flow gave his R & D team a new $300 million dollar research facility, with cutting-edge technology, that they can do research potentially revolutionary innovations in.
Magoosh GMAT、gmat题库、gmat模考、gmat考满分In the diagram above, A & B are the centers of the two circles, each with radius r = 6, and ∠A = ∠B = 60°. What is the area of the shaded region?
OG19-数学分册 The points R, T, and U lie on a circle that has radius 4. If the length of arc RTU is $$\frac{4\pi}{3}$$ , what is the length of line segment RU?
TPA Loan X has a principal of $10,000x and a yearly simple interest rate of 4%. Loan Y has a principal of $10,000y and a yearly simple interest rate of 8%. Loans X and Y will be consolidated from loan Z with a principal of $(10,000x + 10,000y) and a yearly simple interest rate of r%, where r= (4x+8y)/(x+y). In the table, select a value for x and value for y corresponding to a yearly simple interest rate of 5% for the consolidated loan. Make only two selections, one in each column.
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n,m,p,q,r

An 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. 3n,3m,3p,3q,3r II. n−2,m−2,p−2,q−2,r−2 III. n3,m3,p3,q3,r3
In isosceles triangle PQR, if the measure of angle P is 80º, which of the following could be the measure of angle R?I. 20ºII. 50ºIII. 80º
OG15 OG16 OG17 OG18 OG19 OG20 OG2022 If r and s are the roots of the equation $${x}^{2}+{b}{x}+{c}={0}$$, where b and c are constants, is rs < 0 ?(1) b < 0(2) c < 0