[Math Center]

1.

Quantity A Quantity B
 

 

2. Which of the following integers are multiples of both and ?
Indicate all such integers.

(A)
(B)
(C)
(D)
(E)
(F)

 

3. If  is expressed as a terminating decimal, how many nonzero digits will the decimal have?

(A)
(B)
(C)
(D)
(E)

 

4.  What is the least positive integer that is not a factor of and is not a ! prime number? 

(A)
(B)
(C)
(D)
(E)

 

5.  If the least common multiple of and is , then what is the first integer larger than that is divisible by both and ?

(A) 
(B)
(C)   
(D)
(E)

 

6. If is divisible by both and , then the number must be a multiple of which one of the following?

(A)
(B)
(C)
(D)
(E)

 

7.

Quantity A Quantity B
The first number larger than that is a multiple of both and

 

8.

Quantity A Quantity B
Least common multiple of the two positive integers and

 

9.  Let stand for the product of the first positive integers.  What is the greatest possible value of m if is an integer?

(A)
(B)
(C)
(D)
(E)

 

10. What is the greatest prime factor of  ?

(A)
(B)
(C)
(D)
(E)

 

 

Answer:

1 B
2 C,D,F
3 B
4 E
5 A
6 B
7 B
8 D
9 A
10 D

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