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题目内容

Quantity A

The greatest possible value of $$\frac{5}{x-y}, where 6 ≤ x ≤ 7 and -1 ≤ y ≤ 5$$

Quantity B

5
How many integers between 100 and 1,000 are multiples of 7?
A pump delivered water to fill an empty swimming pool. The pump delivered the water at a constant rate of 450 liters per minute until the pool was $$\frac{1}{2}$$ full. Then the pump became partially clogged and delivered the water at a slower constant rate until the pool was full. For the whole time during which the pump delivered water to fill the empty pool, its average rate was 360 liters per minute. What was the pump`s slower constant rate, in liters per minute?
Yesterday, 40 percent of the employees who were at work at Company X left for the day before 5 P.M and 70 percent of the remaining employees left for the day before 6 P.M.

Quantity A

The percent of the employees at Company X yesterday who did not leave for the day before 6 P.M

Quantity B

20%
During a certain month, $$20$$ percent of all the electricity used by a household was used by the water heater. The cost per kilowatt-hour of the electricity used by the water heater was half the cost per kilowatt-hour of the rest of the electricity used. For that month, the cost of the electricity used by the water heater was what fraction of the cost of the electricity used by the household?


Quantity A

RS

Quantity B

TU


The center of the circle is O, and RS=ST=4. What is the length of arc RWT?
The list price of a belt and the list price of a scarf were each reduced by $5. The percent decrease in the list price of the belt was less than the percent decrease in the list price of the scarf.

Quantity A

The list price of the belt

Quantity B

The list price of the scarf
The cost to rent a motorbike from a rental shop is x dollars per hour for the first 3 hours and y dollars for each hour thereafter. Which of the following represents the total cost, in dollars, of renting a motorbike from this shop for an 8-hour period?
8x+24=56

Quantity A

2x+6

Quantity B

15

Quantity A

$$(4x)(3(-2x+1))$$

Quantity B

$$(4)(3x)(1-2x)$$
$$m^{2}n^{4}$$=$$\frac{1}{16}$$

Quantity A

$$n^{2}$$

Quantity B

4m
$$x-y \gt x$$ and $$x+y \lt y$$

Quantity A

$$x$$

Quantity B

$$y$$
x > 0, y < 0

Quantity A

x+y-1

Quantity B

x-y+1
0 < a < b < c < 1

x=$$\frac{\frac{a}{c}}{\frac{1}{b}}$$ and y=$$\frac{\frac{c}{b}}{a}$$

Quantity A

x

Quantity B

y

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