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PREP07 Test 2 What is the total surface area of rectangular solid R ? (1) The surface area of one of the faces of R is 48. (2) The length of one of the edges of R is 3.
PREP07 Test 1 If P, Q, and R are points on the number line, what is the distance between P and R ?(1) Q is between P and R.(2) The distance between P and Q is 5.
OG12 GMAT、gmat题库、gmat模考、gmat考满分The figure above shows the circular cross section of a concrete water pipe. If the inside radius of the pipe is r feet and the outside radius of the pipe is t feet, what is the value of r ?(1)The ratio of t - r to r is 0.15 and t - r is equal to 0.3 foot.(2)The area of the concrete in the cross section is 1.29π square feet.
OG12 OG15 OG16 OG17 OG18 OG19 OG20 OG2022 if $$s >0$$ and $$\sqrt{\frac{r}S}=s$$,what is r in terms of s ?
190310 r,s,t are positive integers. t=?
1：s=rt+s
2：st=r
Is r to the right of -6 on the number line?(1) r is between -4 and -1 on the number line.(2) r is between -3 and 1 on the number line.
190113 $$n^{x}p^{y}r^{z}$$ < 100. If n, p, r, x, y, and z are positive integers. Are n, p, and r prime numbers? (1)x+y+z=5 (2)npr=30
OG12 OG15 OG16 OG17 Is the number of seconds required to travel $${d}_{1}$$ feet at $${r}_{1}$$ feet per second greater than the number of seconds required to travel $${d}_{2}$$ feet at $${r}_{2}$$ feet per second?(1)$${d}_{1}$$ is 30 greater than $${d}_{2}$$.(2)$${r}_{1}$$ is 30 greater than $${r}_{2}$$.
OG19-数学分册 If r and s are positive integers such that $$(2^{r})(4^{s}) = 16$$, then $$2r + s$$ =
OG18-数学分册 A total of 20 amounts are entered on a spreadsheet that has 5 rows and 4 columns; each of the 20 positions in the spreadsheet contains one amount. The average (arithmetic mean) of the amounts in row i is $${R}_{i}$$ $$(1 \leq i \leq 5)$$. The average of the amounts in column j is Cj $$(1 \leq j \leq 4)$$. What is the average of all 20 amounts on the spreadsheet?(1) $${R}_{1}+{R}_{2}+{R}_{3}+{R}_{4}+{R}_{5}={550}$$(2) $${C}_{1}+{C}_{2}+{C}_{3}+{C}_{4}={440}$$
Ready4

Lines and lie in the -plane. Is the slope of line greater than the slope of line ?

(1) Lines and intersect at the point .

(2) The -intercept of line is less than the -intercept of line .
The capacity of the river tanker R is 50 percent greater than the capacity of the sea-going tanker S. How many more gallons of oil are currently in tanker R than intanker S?1. Tanker R is 90 percent full; tanker S is 40 percent full.2. When full, tanker R contains 40,000 gallons of oil.
190113 还原机经选题: 文字题&amp;几何 According to the picture, the bottom radius of the conical funnel is R and the height is 16. A person pours water into this funnel, and the conical bottom radius of water is r. r/R = 3/4. What is the height of the cone formed by water?
OG19-数学分册 If r, s, and tare nonzero integers, is $$r^{5}s^{3}t^{4}$$ negative? (1) rt is negative. (2) s is negative.
190321 In a rectangular coordinate system, lines r and h both pass through the point (1,-1). The product of the slope of line r and line h is -1. The x-intercept of line r is 3. What is the coordinate of the intersection of line h with the x-axis?
What is the value of$$\frac1 k+\frac1 r$$(1)k+r=20(2)kr = 64
Manhattan If r and p are two different prime numbers, which of the following is the smallest possible value of r + p?
190321 $$r=u^2+v^2$$,$$s=2uv$$,$$t=u^2-v^2$$.How to express $$r^2$$ with s and t?
OG18-数学分册 If r, s, and t are nonzero integers, is $$r^{5}s^{3}t^{4}$$ negative ?(1) rt is negative(2) s is negative
OG12 OG15 OG16 OG17 OG18 How many people are directors of both Company K and Company R ?(1)There were 17 directors present at a joint meeting of the directors of Company K and Company R, and no directors were absent.(2)Company K has 12 directors and Company R has 8 directors.