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GMAT考满分·题库

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Ready4	In the $xy$ -coordinate plane, which of the following points must lie on the line $2y-10=px$ for all values of $p$ ?
Ready4	In the $xy$ -plane, what is the slope of the line $3x+5y=10$ ?
Ready4	In the $xy$ -plane, what is the slope of the line $-5x+2y=20$ ?
Ready4	In a rectangular coordinate system, point $R$ lies on the $y$ -axis and has coordinates $(0,6)$ . If point $S$ lies on the negative $x$ -axis and the area of the triangle formed by connecting the origin, $R$ , and $S$ is $24$ , what is the $x$ -coordinate of $S$ ?
Ready4	Many speech disorders do not involve physical disabilities, but rather are the result from minor neurological dysfunctions.
Ready4	One pocket of a backpack contains only pencils, pens, and highlighters. If a writing utensil is selected at random from this pocket, what is the probability that the chosen writing utensil is either a pen or a highlighter? (1) The probability of choosing a highlighter is $\frac{1}{8}$ . (2) The probability of choosing a pencil is $\frac{1}{5}$
Ready4	The figure above indicates the Quadrant labels for a rectangular coordinate system. In which two quadrants does the equation $-xy=p$ lie if $p > 0$ ?
Ready4	If lines $g$ and $h$ are perpendicular to each other, is the slope of line $g$ negative? (1) line $h$ passes through the point $(-3,-3)$ (2) the slopes of lines $g$ and $h$ are negative reciprocals of each other
Ready4	Is the triangle above a right triangle? (1) In an $xy$ -plane, $L$ and $N$ have the same $y$ -coordinates. (2) In an $xy$ -plane, $M$ has coordinates $(-1,6)$ .
Ready4	Is the triangle above a right triangle? (1) In an $xy$ -plane, $R$ and $S$ have the same $y$ -coordinates. (2) In an $xy$ -plane, $S$ and $T$ do not have the same $x$ -coordinates.
Ready4	An interesting fact about the human ear is that in the cochlea, hair cells are located close to each other, moving in unison and assuming distinct cell shapes independent of one another.
Ready4	According to the chart above, which of the following is closest to the median total attendees per month at this Waterpark from March through November, inclusive?
Ready4	For which of the following functions f is f (x) = f (1 - x) for all x ?
Ready4	For which of the following functions $g(x)$ is $g(x)=g(3-x)$ for all $x$ ?
Ready4	If $a$ and $b$ are positive integers, what is the remainder when $4^{(a+1+2b)}$ is divided by 10? (1) $a$ is odd (2) $b=3$
Ready4	If $p$ and $q$ are positive integers, what is the remainder when $2^{(4p+3q+1)}$ is divided by $10$ ? (1) $p=1$ (2) $q=1$
Ready4	Is $x$ greater than $10$ ? (1) The sum of $x$ and $y$ is strictly greater than $10$ . (2) $y$ is less than $10$ .
Ready4	The primary purpose of the passage is to
Ready4	The writer most likely mentions the observations of historians in order to
Ready4	A box contains $60$ baseball caps. Each cap is either yellow or blue and has a letter from $\text{A}$ to $\text{Z}$ on it. If one cap is to be selected at random from the box, what is the probability that the cap selected will either be yellow or have the letter $\text{D}$ on it? (1) The probability the cap will be yellow plus the probability the cap will have the letter $\text{D}$ on it is $0.75$ . (2) The probability the cap will both be yellow and have the letter $\text{D}$ on it is $0$ .