SAT practice Test 3

Question 1

If three times a number is equal to that number minus 7, what is the number?

Accepted Answer

-3.5</label></li>

Answer

-1.5</label></li>

Answer

1.5</label></li>

Answer

3.5</label></li>

Question 2

>The amount of skin samples that David needs for an experiment must be greater than 11 but less than or equal to 27. Which of the following represents an acceptable range for David's experiment?

Accepted Answer

11<s<27</label></li>

Answer

11<s<27</label></li>

Answer

11<s<27</label></li>

Answer

11<s<27</label></li>

Question 3

If 2x+2y=0, which of the following must be equivalent to 2x-2y?

Accepted Answer

-4y</label></li>

Answer

2x/2y</label></li>

Answer

y</label></li>

Answer

y2</label></li>

Question 4

Which of the following is equivalent to 4x²-4x-48?

Accepted Answer

4(x-3)(x+4)

Answer

3(x-3)(x+4)

Answer

3(x-3)(x-4)

Answer

4(x+3)(x+4)

Question 5

If 2a+3b=26 and 5a+4b=51, what is the value of a+b?

Accepted Answer

11</label></li>

Answer

8</label></li>

Answer

9</label></li>

Answer

10</label></li>

Question 6

If x²+4xy+y²=-44 and y-x=14, which of the following could be the value of x?

Accepted Answer

-10</label></li>

Answer

10</label></li>

Answer

2</label></li>

Answer

-8</label></li>

Question 7

If three times a number (x) is equal to that number plus six, what is five times that number plus 20 minus that number?

Accepted Answer

32</label></li>

Answer

24</label></li>

Answer

28</label></li>

Answer

36</label></li>

Question 8

If 4y=y+4, what is the value of 3y?

Accepted Answer

4</label></li>

Answer

1</label></li>

Answer

2</label></li>

Answer

3</label></li>

Question 9

John joins a new specialty video streaming service for horror movie lovers. The cost is $5 per month (m) plus a one-time membership fee of $12. If John pays for his first two years in advance, which equation properly states his purchase?

Accepted Answer

5m+12</label></li>

Answer

24+5m</label></li>

Answer

5m-24</label></li>

Answer

24m+5</label></li>