The product of 2 distinct positive prime numbers is an even number, and one less than the product is a prime number. All of the following prime numbers could be one of the original prime numbers EXCEPT:

(A) 2

(B) 3

(C) 5

(D) 7

(E) 19

If x ≠ -2 or 3, what is equivalent to?

（A）-2 （B） 2 （C） （D） （E） 0

**Correct Answer: D**

The Korean BBQ taco truck sells short rib tacos for 99?. Christine has only pennies, nickels, dimes, and quarters in her purse. If she wants to pay with exact change, then what is the least number of coins Christine can use to buy a 99? taco? (Note: Assume any sales tax is included in the price.)

（A）6 （B） 7 （C） 8 （D） 9 （E） 10

**Correct Answer: D**

If xy = 144, x + y = 30, and x > y, what is the value of x – y ?

(A)4 (B)6 (C)18 (D)22 (E)24

**Correct Answer: C**

### More ACT Math Exam Questions

- 1Which of the following is equivalent to the expression ?
- 2If 6x + 10y = 14 and 3x + 4y = 2, then what is the value of 5x + 7y ?
- 3In a certain school district, exactly 30% of the students come from families that have only one child. If there are 7,340 students in the district, how many do NOT come from families with only one child?
- 4 Which of the following could be the value of x when y is equal to 15 for the equation y = 4×2 1
- 5Three different lines in the same plane can intersect at how many points?