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For each period of consecutive days during which the water reservoir levels in a certain town are low, the following additional charges are applied to each household:a flat fee of $0.25 for advertising costs and a service charge of $0.35 per day.If the town had three periods of low water levels last year, lasting 5, 3, and 12 consecutive days, respectively, what was the total of the additional charges per household last year due to low water levels?
Each weekday, oil is bought and sold in a market.Each morming, there is an opening price per barrel of oil, and the price changes during the day. When the market closes, the closing price,rounded to the nearest $0.01, becomes the opening price the next day. The opening price last Monday was $50.02, and the closing price that day was 3 percent greater than the opening price. On each of Tuesday and Wednesday, the closing price was also 3 percent greater than the opening price. On each of Thursday and Friday, the closing price was 2 percent less than the opening price. Approximately what was the closing price on Friday?
The area of a rectangular flower bed is 126 square meters, and the ratio of the width of the flower bed to the length of the flower bed is 2 to 7. The flower bed is to be enlarged while maintaining its rectangular shape. If the width of the flower bed will increase by 2 meters and the length of the flower bed will increase so that the ratio of the width to the length remains the same, then the area of the flower bed will increase by how many square meters?
$$\frac{3m}{10}=\frac{n}{20}$$

Quantity A

n

Quantity B

6m


Ann`s monthly take-home pay is x dollars. After she pays for food and rent, she has y dollars left.

Quantity A

x-y

Quantity B

y


The standard deviation of n numbers $$x_{1}$$, $$x_{2}$$, $$x_{3}$$,......, $$x_{n}$$, with mean $$\overline{x}$$ is equal to $$\sqrt{\frac{s}{n}}$$, where S is the sum of the squared differences $$(x_{i} - \overline{x})^{2}$$ for 1 ≤ i ≤ n.

1 < a < b < 9

Quantity A

The standard deviation of the numbers 1, a, 9

Quantity B

The standard deviation of the numbers 1, b, 9


How many two-digit positive integers are equal to the product of two different prime numbers greater than 2?
A certain sign is in the shape of a regular octagon where the distance between any two opposite sides is 79 centimeters. Approximately what is the perimeter, in centimeters, of the sign?
A certain candle store has 1,000 unscented candles, 1,000 blue candles, and 2,000 white candles in stock. Of the blue candles, 75 percent are scented, and of the white candles, 85 percent are scented. If a customer buys all the unscented blue candles and all the unscented white candles, how many unscented candles will remain in stock?
$$d_1, d_2$$, and $$d_3$$ are nonzero digits. $$S$$ is the sum of the three 3-digit positive integers $$d_1d_2d_3, d_2d_3d_1$$, and $$d_3d_1d_2$$. For example, if $$d_1, d_2$$, and $$d_3$$ are 2, 4, and 7, respectively, then S=247+472+724=1,443.

Quantity A

S

Quantity B

111($$d_1+d_2+d_3$$)


The sum of the digits of a two-digit integer is 6 more than the tens digit minus the units digit. What is the units digit?
A 100-dollar bill is exchanged at a bank for bills in denominations of 5, 10, and 20 dollars. If each of the three types of bills is received, what is the least number of bills that could be received?
Which of the following statements about hydrothermal vents can be inferred from the passage?
k is randomly selected from the set of integers from 1 to 100, inclusive.

Quantity A

The probability that (k)(k+1)(k+2)(k+3) (k+4) is divisible by 20

Quantity B

1




Quantity A

The percent of the people surveyed who gave "greater independence" or "paperless statements" or both as reasons

Quantity B

80%


Of the 200 integers in a set, the 65th percentile is 20.

Quantity A

The arithmetic mean of the integers in the set

Quantity B

20


One of the solutions of the equation $$x^{2}+bx+c=0$$ is -3.

Quantity A

$$3b$$

Quantity B

$$c+9$$




In the figure above, all points below the line l satisfy which of the following inequalities?
In triangle ABC, AB=9 and BC=12. Which of the following values could be the perimeter of triangle ABC?

Indicate all such values.


In the figure shown, AB is parallel to EC and the length of ED is $$\frac{1}{3}$$ of the length of AD.

Quantity A

The ratio of the area of triangle ECD to the area of quadrilateral ABCE

Quantity B

$$\frac{1}{8}$$


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