展开全部

题目列表

题目内容


In a survey, 100 people were asked how many meals they ate at restaurants in the previous year. The table above shows a frequency distribution of their response. Which of the following values could be the median of the numbers of meals eaten at restaurants for the 100 people surveyed?

Indicate all such values.
It costs d dollars to buy n nails. At this rate, what is the cost of n+1,850 nails, in dollars?
A certain rectangular painting is 1.5 feet high and 3 times as wide as it is high. The painting is to be framed by a wood frame that is 3 inches wide, as shown in the figure.



Which of the following is closest to the minimum number of feet of 3-inch-wide wood framing that will be needed to frame the painting? (1 foot = 12 inches)
What percent of all the presidents and vice presidents are less than 50 years old?
Two organizations will be selected at random, one at a time and without replacement, from the 30 organizations. Approximately what is the probability that the age of the vice president of at least one of the two organizations will be at least 1 year greater than the age of the corresponding president?
For how many of the organizations does the age of the president exceed the age of the corresponding vice president by 15 years?
The primary purpose of the passage is to
x and y are integers

$$9^{6x}$$=$$81^{3y}$$

Quantity A

x

Quantity B

y


$$T_1, T_2, T_3, ........., T_k, .........$$

The sequence shown is defined by $$T_1=2$$ and $$T_{k+1}=\frac{1}{3}T_k$$ for each positive integer k.

Quantity A

$$T_5$$

Quantity B

$$(3^{11}) T_{16}$$


Which of the following indicates all values of b such $$(x-b)^{2}+1$$ is positive?
A wall in a museum is covered by 60 flat rectangular panels. If the dimensions of each panel are 4 feet by 7.5 feet, what is the total area, in square yards, of the panels? (Note: 1 yard=3 feet.)
For all numbers x, the function h(x) is defined as 1 more than the greatest integer less than or equal to x.

Quantity A

h(1.5)

Quantity B

h(1.75)


$$\sqrt{x^{2}}$$=9

Quantity A

$$2^{x}$$

Quantity B

$$2^{-x}$$


A certain list has 5 entries and each entries is an integer between 55 and 70, inclusive. The median of the 5 entries is 60. If m is the average (arithmetic mean) of the 5 entries, which of the following must be true?
x and y are integers.

4 ≤ x ≤ 13

4 ≤ y ≤ 13

Quantity A

The least possible value of $$\frac{3x-4}{y+7}$$

Quantity B

$$\frac{2}{5}$$




For which of the first five years shown was the total annual per capita consumption of coffee and ice cream combined closest to the annual per capita consumption of poultry?
If the range of the average daily electric use for the months from January to June in 2015 was x kilowatt-hours less than that for the months from July to December in 2015 and if the range of the average daily electric use for the months from January to June in 2016 was y kilowatt-hours less than that for the months from July to December in 2016, approximately what is the value of x-y?
The diversity of uses of the term "emotional intelligence" in popular culture has (i)____________definitional clarity: the term has become so (ii)____________ that it is (iii)____________ conceptual meaning.
If the annual commercial energy usage for lighting is w units of energy, which of the following is closest to the annual commercial energy usage for refrigeration, in the same units of energy?
In a certain town, the median daily noon temperature for a 7-day period was less than 60°F. In the town, which of the following could be the total number of days during the 7-day period on which the daily noon temperature was less than 60°F?

Indicate all such numbers.

共收录:

25000 +道题目

199本备考书籍

最新提问