题库 | 考满分，百万出国党的口碑之选。

序号	题目内容
41	If n is an integer, is $$({0.1})^{n}$$ greater than $$({10})^{n}$$?(1) n > −10(2) n < 10
42	The weights of all dishes of type X are exactly the same, and the weights of all dishes of type Y are exactly the same. Is the weight of 1 dish of type X less than the weight of 1 dish of type Y ?(1)The total weight of 3 dishes of type X and 2 dishes of type Y is less than the total weight of 2 dishes of type X and 4 dishes of type Y.(2)The total weight of 4 dishes of type X and 3 dishes of type Y is less than the total weight of 3 dishes of type X and 4 dishes of type Y.
43	A certain high school with a total enrollment of 900 students held a science fair for three days last week. How many of the students enrolled in the high school attended the science fair on all three days?(1) Of the students enrolled in the school, 30 percent attended the science fair on two or more days.(2) Of the students enrolled in the school, 10 percent of those that attended the science fair on at least one day attended on all three days.
44	The inside of a rectangular carton is 48 centimeters long, 32 centimeters wide, and 15 centimeters high. The carton is filled to capacity with k identical cylindrical cans of fruit that stand upright in rows and columns, as indicated in the figure above. If the cans are 15 centimeters high, what is the value of k ?(1)Each of the cans has a radius of 4 centimeters.(2)Six of the cans fit exactly along the length of the carton.
45	The average (arithmetic mean) price of the 3 items that Kate purchased from a clothing store was $50. If there was no sales tax on any item that had a price of less than $80 and 6 percent sales tax on all other items, what was the total sales tax on the 3 items that Kate purchased?(1) The price of the most expensive item that Kate purchased from the store was $100.(2) The price of the least expensive item that Kate purchased from the store was $10.
46	A company makes and sells two products, P and Q. The costs per unit of making and selling P and Q are $8.00 and $9.50, respectively, and the selling prices per unit of P and Q are $10.00 and $13.00, respectively. In one month the company sold a total of 834 units of these products. Was the total profit on these items more than $2,000.00?(1) During the month, more units of P than units of Q were sold.(2) During the month, at least 100 units of Q were sold.
47	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.
48	A conveyor belt moves bottles at a constant speed of 120 centimeters per second. If the conveyor belt moves a bottle from a loading dock to an unloading dock, is the distance that the conveyor belt moves the bottle less than 90 meters? (1 meter = 100 centimeters)(1) It takes the conveyor belt less than 1.2 minutes to move the bottle from the loading dock to the unloading dock.(2) It takes the conveyor belt more than 1.1 minutes to move the bottle from the loading dock to the unloading dock.
49	The rectangular rug shown in the figure above has an accent border. What is the area of the portion of the rug that excludes the border?(1) The perimeter of the rug is 44 feet.(2) The width of the border on all sides is 1 foot
50	Terry holds 12 cards, each of which is red, white, green, or blue. if a person is to select a card randomly from the cards Terry is holding, is the probability less than 1/2 that the card selected will be either red or white?(1) The probability that the person will select a blue card is 1/3.(2) The probability that the person will select a red card is 1/6.
51	In the parallelogram shown, what is the value of x?(1)y = 2x(2)x + z = 120
52	The selling price of an article is equal to the cost of the article plus the markup. The markup on a certain television set is what percent of the selling price?(1)The markup on the television set is 25 percent of the cost.(2)The selling price of the television set is $250.
53	Is $${4}^{x+y}={8}^{10}$$ ?(1) x-y= 9(2) $$\frac{y}{x}=\frac{1}{4}$$
54	Is zp negative?(1) $${p}{z}^{4}< 0$$(2) $$p + {z}^{4} = 14$$
55	At the beginning of the year, the Finance Committee and the Planning Committee of a certain company each had n members, and no one was a member of both committees. At the end of the year, 5 members left the Finance Committee and 3 members left the Planning Committee. How many members did the Finance Committee have at the beginning of the year?(1) The ratio of the total number of members who left at the end of the year to the total number of members at the beginning of the year was 1:6.(2) At the end of the year, 21 members remained on the Planning Committee.
56	Can a certain rectangular sheet of glass be positioned on a rectangular tabletop so that it covers the entire tabletop and its edges are parallel to the edges of the tabletop?(1) The tabletop is 36 inches wide by 60 inches long.(2) The area of one side of the sheet of glass is 2,400 square inches.
57	In a random sample of 80 adults, how many are college graduates?(1)In the sample, the number of adults who are not college graduates is 3 times the number who are college graduates.(2)In the sample, the number of adults who are not college graduates is 40 more than the number who are college graduates.
58	What is the tenths digit in the decimal representation of a certain number?(1)The number is less than $$\frac1 3$$(2)The number is greater than $$\frac1 4$$
59	Robots X, Y, and Z each assemble components at their respective constant rates. If $${r}_{x}$$ is the ratio of Robot X's constant rate to Robot Z's constant rate and $${r}_{y}$$ is the ratio of Robot Y's constant rate to Robot Z's constant rate, is Robot Z's constant rate the greatest of the three?(1)$${r}_{x}<{r}_{y}$$(2)$${r}_{y}< 1$$
60	What is the sum of a certain pair of consecutive odd integers?(1)At least one of the integers is negative.(2)At least one of the integers is positive.

序号

题目内容

If n is an integer, is $$({0.1})^{n}$$ greater than $$({10})^{n}$$?(1) n > −10(2) n < 10

The weights of all dishes of type X are exactly the same, and the weights of all dishes of type Y are exactly the same. Is the weight of 1 dish of type X less than the weight of 1 dish of type Y ?(1)The total weight of 3 dishes of type X and 2 dishes of type Y is less than the total weight of 2 dishes of type X and 4 dishes of type Y.(2)The total weight of 4 dishes of type X and 3 dishes of type Y is less than the total weight of 3 dishes of type X and 4 dishes of type Y.

A certain high school with a total enrollment of 900 students held a science fair for three days last week. How many of the students enrolled in the high school attended the science fair on all three days?(1) Of the students enrolled in the school, 30 percent attended the science fair on two or more days.(2) Of the students enrolled in the school, 10 percent of those that attended the science fair on at least one day attended on all three days.