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If n = 2*3*5*7*11*13*17, then which of the following statements must be true?

I. $$n^{2}$$ is divisible by 600

II. n + 19 is divisible by 19

III. $$\frac{n+4}{2}$$is even
A jar contains exactly 10 dimes and x quarters and no other coins. If a coin is randomly selected from the jar, the probability that a quarter is selected is 0.6. What is the value of x.
In a plane, points P and Q are 20 inches apart. If point R is randomly chosen from all the points in the plane that are 20 inches from P, what is the probability that R is closer to P than it is to Q ?
40 DVDs (17 are about psychology, 14 are about biology, and 9 are about history) need to be arranged in a bookshelf such that the 9 history-related DVDs are, on the whole, arranged in chronological order. How many ways can these DVDs be arranged?

Quantity A

$$(-87)^{8}$$

Quantity B

$$(\frac{1}{87})^{-8}$$




In rectangle ABCD, side DC is divided into five equal segments by points P,Q,R and S.

Quantity A

The area of ∆MCQ

Quantity B

The area of ∆NSP


In the xy-plane, the point (t, t-1) lies on the line with equation y = $$ - \frac{1}{2}$$ x +$$\frac{1}{3}$$. What is the value of t?

Give your answer as a fraction.
T = {2, 3, 4, 5, 6, 7, 8}

Quantity A

The total number of positive 4-digit integers that can be formed where each digit is in set T and the 4 digits in each 4-digit integer are different from each other

Quantity B

(7)(6)(5)(4)


Set T consists of the integers from 11 through 100, inclusive.

Quantity A

4 times the number of integers in set T that are multiples of 4

Quantity B

5 times the number of integers in set T that are multiples of 5


When the positive integer x is divided by 42, the remainder is 9. What is the remainder when x is divided by 7?
m and n are integers.

Quantity A

$$\sqrt{( 10^{2m} )( 10^{2n} )}$$

Quantity B

$$10^{mn}$$


n is an integer.

Quantity A

$$(-1)^{n}(-1)^{n+2}$$

Quantity B

1


n is an odd integer between 2 and 10, and n is not a prime number.

Quantity A

n

Quantity B

9


If $$p$$ and $$n$$ are prime numbers, $$p-n=4$$, and $$\frac{3}{2} \lt \frac{p}{n} \lt 2$$, what is the value of $$p$$?
A certain box contains 4 red blocks, 5 blue blocks, and 3 yellow blocks. Judy will select one of these blocks at random from the box, put it back in the box, and then again select a block at random from the box. What is the probability that both of the blocks selected will be yellow?
Give your answer as a fraction.
How many 6-digit integers greater than 400,000 can be formed such that each of the digits 2, 3, 4, 5, 6, and 7 is used once in each 6-digit integer?
If $$\frac{3x}{2}=\frac{5}{7y}$$ and $$\frac{3y}{5}=\frac{a}{x}$$,what is the value of a ?
Give your answer as a fraction.
Of the total number of students enrolled at University U in the fallof 2008, $$\frac{3}{8}$$ were sophomores and $$\frac{1}{50}$$ were biology majors. Which of the following could be the total number of students enrolled at University U in the fall of 2008 ?
Indicate all such numbers.
n is a positive integer.

Quantity A

The remainder when $$3^{4n}$$ is divided by 10

Quantity B

1




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