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0 < m < 1 and k=4(9-m)

Quantity A

k

Quantity B

36


S= {3, 6, 9, 12, 15, 18, 21, 24, 27} T= {6, 10, 13, 18. 24, 26, 30}

Quantity A

The number of elements in the intersection of sets S and T

Quantity B

The number of elements in Set T that are not in set S


Quantity A

The number of positive integers less than 1,000 with an odd number of even digits

Quantity B

The number of positive integers less than 1,000 with an odd number of odd digits




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

The mean of the amounts that Vendor 2 charged for the bundles sold in November was $2.80. What was the standard deviation of these amounts?


The figure above shows a gardener's design for a flower display, and the table above shows the types of flowers to be used in the display and their costs. The display will be shaped as a regular hexagon with each side of length 10 feet. Daffodil bulbs will be planted 8 inches apart along the sides of the hexagon, and tulip bulbs will be planted 1foot apart along the diagonals of the hexagon. A hydrangea will be planted at each vertex and at the center of the hexagon. Approximately what is the total cost of the plants that will be used in the display? (Note: 1 foot = 12 inches.)
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

$$-\sqrt{5}$$


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