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题目内容
The probability that Event A occurs is 0.5, while the probability that Event B occurs is 0.3. What is the maximum possibility that both events do not occur?
If 125w + 25x + 5y + z = 264, and w, x, y and z are integers no less than 0 and no greater than 5, then the sum of w, x, y and z could be? Indicate all such values
If password TUKK is re-arranged, what is the probability that the password is re-arranged into the exact same as before?
Give your answer as a fraction.
The positive integer x is 7 greater than a multiple of 13, and 2512 < $$x^{2}$$ < 3596

Quantity A: x

Quantity B: 55


AB=12, AC=30, and AD=$$\frac{2}{5}$$ AC

Quantity A: The measure of angle BDC

Quantity B: 120
q, r and s are consecutive positive integers and q < r < s.

Quantity A:$$\frac{qs}{r}$$

Quantity B:r - $$\frac{1}{r}$$
A number is to be randomly selected from the integers from 1 through 87.

Quantity A:The probability that the number selected will have a units digit of 6

Quantity B:The probability that the number selected will have a tens digit of 6
w, x, y and z are integers

w < x and y < z

Quantity A:wy

Quantity B:xz


Triangle ABC is inscribed in the circle.

Quantity A：The radius of the circle

Quantity B：The length of AC
In region A, 17 percent of the acres that are planted with corn are planted with a certain hybrid seed. In region B, which borders region A, 11 percent of the acres that are planted with corn are planted with the same hybrid seed.

Quantity A

Of all the acres planted with corn in region A and region B combined, the percent of acres that are planted with the hybrid seed

Quantity B

14%
$$0 \lt a \lt b \lt 1$$

$$c$$ and $$d$$ are positive integers such that $$c \lt d$$

Quantity A

$$a^{c-d}$$

Quantity B

$$b^{d-c}$$
23, 21, 20, 32, 34, 35, 26, 31, 30, 24

For which integer in the list above are 90 percent of the integers in the list less than that integer?
If r=$$s^{2}$$, s=$$t^{3}$$, and t=$$u^{4}$$, what is r in terms of u?
Yesterday a certain merchant had $1,285.00 in total sales. If 1/2 of the total sales were from the sale of merchandise that had been reduced by 50 percent, what would have been the total sales yesterday if all of the merchandise had been sold at full price?
In the xy-plane, a triangle has vertices (0, 0), (k, 0) and (k, -4k), where k>0. If the area of the region enclosed by the triangle is 32, what is the value of k?
For each of the years 1997 through 2000*, the graph shows the number of towels imported to Japan from China, and the total number of towels imported to Japan from all countries, including China.
In 1998, how many of the imported towels were not imported from China?
If the average (arithmetic mean) number of towels imported from China per month was the same for the last 3 months of 2000 as it was for the first 9 months of 2000, approximately how many million dozen towels were imported from China during the 12 months of 2000?

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