展开全部

题目列表

题目内容
Which of the following regarding the Ngarrindjeni people can be inferred from the passage?
Evidence of the human brain's ____________ abounds: violinists, for example, tend to have larger cortical areas devoted to processing signals from their fingering hands than do non-violinists.
Early natural history collections in eighteenth-century Europe were ____________: a bear's tooth might sit incongruously alongside a piece of silverwork or, in the menagerie, a South American capybara might be housed next to an African baboon.
It costs $$d$$ dollars to buy $$n$$ nails. At this rate, what is the cost of $$n+1,850$$ nails, in dollars?
For some maintenance work, an electrician charged $288 for labor and parts. The labor charge was $40 per hour, and the total charge for labor was 5 times the charge for parts. How many hours of labor did the electrician charge for the work?

_____hours
The area of rectangular region R is 50 percent greater than the area of rectangular region S. If the length of R is 25 percent greater than the length of S, then the width of R is what percent greater than the width of S?
A dealer's gross profit on the sale of a car is defined as the selling price of the car minus its cost to the dealer. A car dealer sold $$n$$ cars for $$s$$ dollars each. If the dealer's total gross profit was $$p$$ dollars, what was the dealer's average (arithmetic mean) cost per car, in dollars?
If $$x=(96$$,$$538)(701$$,$$865)$$, then $$x$$ is between?
If k is the sum of three consecutive odd integers x, y, and z, where x < y < z, what is the sum of the three consecutive odd integers that immediately follow z?
A total of $24,000 was invested for one month in a new money market account that paid simple annual interest at the rate of $$r$$ percent. If the investment earned $180 in interest for the month, what is the value of $$r$$?


Quantity A

The area of triangular region XYZ

Quantity B

The area of triangular region KLM




$$a_{1}$$, $$a_{2}$$, $$a_{3}$$, ......, $$a_{n}$$, ......

The sequence of numbers shown is defined by $$a_{1}$$=4, $$a_{2}$$=5, and $$a_{n}$$=2$$a_{n-1}$$+$$a_{n-2}$$ for all integers greater than 2. Which of the following is a number in the sequence?
If $$1 \lt r \lt s \lt t \lt 2$$, then, of the following, which is closest to $$r+(s\times10^{6})+(t\times10^{12})$$?
At a certain sale, the price of a jacket was reduced by 5 percent and the price of a pair of slacks was reduced by 20 percent.

Quantity A

The dollar reduction in the price of the jacket

Quantity B

The dollar reduction in the price of the pair of slacks




Quantity A

$$x$$

Quantity B

$$y$$


Three different television models—$$K$$, $$N$$, and $$P$$—are for sale at a local store. The cost of model $$K$$ is $$20$$ percent greater than the cost of model $$N$$, and the cost of model $$N$$ is $$25$$ percent greater than the cost of model $$P$$. The cost of model $$K$$ is what percent greater than the cost of model $$P$$?
When positive integer $$m$$ is divided by $$6$$, the remainder is $$4$$. When positive integer $$p$$ is divided by $$6$$, the remainder is $$5$$. What is the remainder when the product $$mp$$ is divided by $$6$$?


In the figure above, $$\frac{x}{y}=\frac{2}{3}$$. What is the least number of degrees through which segment PR would have to be rotated in the direction indicated so that $$\frac{x}{y}=\frac{3}{2}$$
$$72=2^x(3^y)$$

$$x$$ and $$y$$ are positive integers.

Quantity A

$$x$$

Quantity B

$$y$$




Several hundred companies were asked to indicate what benefits they planned to offer during the next year to help retain workers. The results are summarized in the table above. If 30.0 percent of the companies polled indicated that they planned to offer both wage increases and professional development, what percent of the companies indicated that they planned to offer neither of these two benefits?

_____%

共收录:

25000 +道题目

261本备考书籍

最新提问