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On the number line, the coordinates of points J and K are positive and the coordinate of point L is negative.

Quantity A

The sum of the coordinates of points J, K, and L

Quantity B

0


$$|x^2-5| > 2$$

Quantity A

x

Quantity B

$$-\sqrt{5}$$


x > 0

Quantity A

x(x-1)

Quantity B

x(x+1)




What is the area of the shaded region in the rectangular coordinate system above?
x=y

Quantity A

8x+9y

Quantity B

9x+8y


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.

Quantity A

The standard deviation of the numbers 2, 3, 4, and 7

Quantity B

1.5


The sequence $$t_1$$, $$t_2$$, $$t_3$$, ............, $$t_n$$, ............. is defined by $$t_1$$=2 and $$t_n=2t_{n-1} - 1$$ for all integers $$n$$ such that $$n$$ > 1.

The sequence $$s_1$$, $$s_2$$, $$s_3$$, ............, $$s_n$$, ................ is defined by $$s_n$$=$$2^n + 1$$ for all positive integers.

Quantity A

$$t_{100}$$

Quantity B

$$s_{99}$$


If $$k$$ and $$n$$ are positive integers, which of the following could be the units digit of the product $$(2^k)(3^n)$$?

Indicate all such digits.


In the regular octagon shown, if each side has length 3, what is the area of the octagon?
What is the nearest integer to the value of $$\sqrt[3]{27+64}$$?


According to the data in the table, what percent of the children had access to a computer either at home, at school, or both?
n is an integer greater than 3.

Quantity A

The fraction of the integers greater than 1 and less than n that are prime numbers

Quantity B

$$\frac{1}{2}$$


$$p$$ is a positive prime number and a divisor of $$40$$.

Quantity A

$$p$$

Quantity B

$$4$$


If $$k$$ and $$n$$ are positive integers and $$\frac{200^k}{2^n}$$ is not an integer, what is the least possible value of $$k+ n$$?
A number is to be randomly selected from the numbers that are factors of 48, including 1 and 48. What is the probability that the number selected will be a multiple of 3?

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