题库 | 考满分，百万出国党的口碑之选。

序号	题目内容
121	In the xy-plane,region R consists of all the points (x, y) such that 2x + 3y ≤ 6. Is the point (r, s)in region R ?(1)3r +2s =6(2)r ≤ 3 and s ≤ 2
122	What is the volume of a certain rectangular solid?(1)Two adjacent faces of the solid have areas 15 and 24, respectively.(2)Each of two opposite faces of the solid has area 40.
123	Joanna bought only $0.15 stamps and $0.29 stamps. How many $0.15 stamps did she buy?(1)She bought $4.40 worth of stamps.(2)She bought an equal number of $0.15 stamps and $0.29 stamps.
124	The table above shows the results of a survey of 100 voters who each responded "Favorable" or "Unfavorable" or "Not Sure" when asked about their impressions of Candidate M and of Candidate N. What was the number of voters who responded "Favorable" for both candidates?(1)The number of voters who did not respond "Favorable" for either candidate was 40.(2)The number of voters who responded "Unfavorable" for both candidates was 10.
125	If ° represents one of the operations +, -, and x,is k ° (l + m) = (k ° l) + (k ° m) for all numbers k, l, and m ?(1)k ° 1 is not equal to 1 ° k for some numbers k(2)°represents subtraction.
126	How many of the 60 cars sold last month by a certain dealer had neither power windows nor a stereo?(1)Of the 60 cars sold, 20 had a stereo but not power windows.(2)Of the 60 cars sold, 30 had both power windows and a stereo.
127	In Jefferson School, 300 students study French or Spanish or both. If 100 of these students do not study French, how many of these students study both French and Spanish?(1)Of the 300 students, 60 do not study Spanish.(2)A total of 240 of the students study Spanish.
128	A school administrator will assign each student in a group of n students to one of m classrooms. If 3 < m < 13 < n, is it possible to assign each of the n students to one of the m classrooms so that each classroom has the same number of students assigned to it?(1)It is possible to assign each of 3n students to one of m classrooms so that each classroom has the same number of students assigned to it.(2)It is possible to assign each of 13n students to one of m classrooms so that each classroom has the same number of students assigned to it.
129	What is the median number of employees assigned per project for the projects at Company Z?(1)25 percent of the projects at Company Z have 4 or more employees assigned to each project.(2)35 percent of the projects at Company Z have 2 or fewer employees assigned to each project.
130	If Juan had a doctor's appointment on a certain day, was the appointment on a Wednesday?(1)Exactly 60 hours before the appointment, it was Monday.(2)The appointment was between 1:00 p.m. and 9:00 p.m.
131	When a player in a certain game tossed a coin a number of times, 4 more heads than tails resulted. Heads or tails resulted each time the player tossed the coin. How many times did heads result?(1)The player tossed the coin 24 times.(2)The player received 3 points each time heads resulted and 1 point each time tails resulted, for a total of 52 points.
132	What is the value of x + y in the figure above?(1)W=95(2)Z=125
133	Are all of the numbers in a certain list of 15 numbers equal?(1)The sum of all the numbers in the list is 60.(2)The sum of any 3 numbers in the list is 12.
134	A scientist recorded the number of eggs in each of 10 birds' nests. What was the standard deviation of the numbers of eggs in the 10 nests?(1)The average (arithmetic mean) number of eggs for the 10 nests was 4.(2)Each of the 10 nests contained the same number of eggs.
135	Quadrilateral RSTU shown above is a site plan for a parking lot in which side RU is parallel to side ST and RU is longer than ST. What is the area of the parking lot?(1)$$RU = 80$$ meters(2)$$TU = 20\sqrt{10}$$ meters
136	If the average (arithmetic mean) of six numbers is 75, how many of the numbers are equal to 75 ?(1)None of the six numbers is less than 75.(2)None of the six numbers is greater than 75.
137	At a bakery, all donuts are priced equally and all bagels are priced equally. What is the total price of 5 donuts and 3 bagels at the bakery?(1)At the bakery, the total price of 10 donuts and 6 bagels is $12.90.(2)At the bakery, the price of a donut is $0.15 less than the price of a bagel.
138	What was the total amount of revenue that a theater received from the sale of 400 tickets, some of which were sold at x percent of full price and the rest of which were sold at full price?(1)x = 50(2)Full-price tickets sold for $20 each.
139	Any decimal that has only a finite number of nonzero digits is a terminating decimal. For example, 24, 0.82, and 5.096 are three terminating decimals. If r and s are positive integers and the ratio $$\frac r s $$ is expressed as a decimal, is $$\frac r s$$ a terminating decimal?(1)$$90 < r < 100$$(2)$$s = 4$$
140	In the figure above, what is the value of x + y ?(1)x = 70(2)△ABC and △ADC are both isosceles triangles.

序号

题目内容

121

In the xy-plane,region R consists of all the points (x, y) such that 2x + 3y ≤ 6. Is the point (r, s)in region R ?(1)3r +2s =6(2)r ≤ 3 and s ≤ 2

122

What is the volume of a certain rectangular solid?(1)Two adjacent faces of the solid have areas 15 and 24, respectively.(2)Each of two opposite faces of the solid has area 40.

123

Joanna bought only $0.15 stamps and $0.29 stamps. How many $0.15 stamps did she buy?(1)She bought $4.40 worth of stamps.(2)She bought an equal number of $0.15 stamps and $0.29 stamps.

124