1. Question : Evaluate. 7-3

 
2. Question : Add. (-6) + (-14)
  
3. Question : Simplify: 5(-3x + 3)
 
   
4. Question : Which property of the real numbers is illustrated by the following statement? (18 + 3) + 14 = 18 + (3 + 14)
 
    
5. Question : Solve the inequality: x + 14 < -11

  
6. Question : 2 - x > 17

 
7. Question : At a certain restaurant, one out of every 7 customers orders a hamburger. If the restaurant has 210 customers in one day,

how many hamburgers will they sell?
 
8. Question : Find the LCM of 18, 28, and 48.

9. Question : Dorothy is 6 years older than Ricardo. The product of their present ages is twice what the product of their ages was 6

years ago. How old is Dorothy?
 
10. Question : Solve the equation. 2x - 4 = -10

 
11. Question : Write 629 using Roman numerals.

12. Question : Simplify. (82 - 60) + [(-3 x 4) - 36÷4]
 
    
13. Question : Write 426 in expanded notation.
 

 
14. Question : Joe has $10,000 to purchase a used car. If the sales tax is 7% and the fee for title and license plates is $200, what is

the maximum amount Joe can spend for a car?
 

15. Question : Find the value of y in the mod 9 system.
5 x y = 4
 
16. Question : Find the value of y in the mod 11 system. 10 + y = 1
 
  
17. Question : Evaluate (6 - 6) - 5 in the mod 12 system.
    
   
18. Question : Determine the place value of the digit 8 in the number 3,684,159.
  
   
19. Question : Which number is prime?

20. Question : Find the LCM of 29 and 116.