4. Marco is laying a 15 -ft 2 15 , minusft squared  brick walkway. He used 18 bricks for the first 3   ft 2 . 3 , ft squared , .  Which is a reasonable number of bricks Marco should buy to finish the walkway?

   6. 50
   7. 100
   8. 200
   9. 300

5. Jeremiah made the graph below to show how much money he saved after working for a few months. Which of the following represents the amount of money Jeremiah had when he started working?

   

   1. x-intercept
   2. y-intercept
   3. slope
   4. domain
6. Which expression is equivalent to 18 + 72 ? square root of 18 plus square root of 72 . question mark
   6. 30 3 30 square root of 3
   7. 18 2 18 square root of 2
   8. 3 10 3 square root of 10
   9. 9 2 9 square root of 2

7. Kieko took an inventory of the T-shirts she has in her store and displayed her data in the diagram below.

   

   How many short-sleeve shirts does she have?

   1. 12
   2. 14
   3. 26
   4. 42
8. What is the simplified form of 75 x 3 ? square root of 75 , x cubed end root . question mark
   6. 5 x 3 x 5 x , square root of 3 x end root
   7. 25 x x 25 x square root of x
   8. 5 3 x 5 , square root of 3 x end root
   9. 25 3 x 25 , square root of 3 x end root
9. Eduardo is drawing the graph of a function. Each time the x-value increases by 3, the y-value decreases by 4. The function includes the point (1, 3). Which could be Eduardo's graph?
   1. 
   2. 
   3. 
   4. 
10. The data shown in the table below represent points on a line. What is the y-intercept of the line?
    6. − 5 negative 5
    7. − 3 negative 3
    8. 0
    9. 2.5

    X	Y
    2	− 1 negative 1
    3	1
    4	3
    5	5

11. What is the factored form of 3 x 2   +   2 x y − 8 y 2 ? 3 , x squared , plus 2 . x y minus . 8 , y squared , question mark
    1. ( x + y ) ( 3 x − 8 y ) open x plus y close open 3 x minus 8 y close
    2. ( x + 4 y ) ( 3 x − 2 y ) open x plus 4 y close open 3 x minus 2 y close
    3. ( x + 2 y ) ( 3 x − 4 y ) open x plus 2 y close open 3 x minus 4 y close
    4. ( 3 x + 2 y ) ( x − 4 y ) open 3 x plus 2 y close open x minus 4 y close
12. The formula for the area A of a circle is A = π r 2 , eh equals pi , r squared , comma  where r is the radius of the circle. Which equation can be used to find the radius?
    6. r = A π π r equals , fraction square root of eh pi end root , over pi end fraction
    7. r = A π r equals , eh over pi
    8. r = A 2 π r equals , fraction eh squared , over pi end fraction
    9. r = A π r equals , square root of eh pi end root
13. Which function has y-values that always increase when the corresponding x-values increase?
    1. y = | x | + 2 y equals vertical line x vertical line plus 2
    2. y   =   x 2   +   2 y equals , x squared , plus 2
    3. y = x + 2 y equals x plus 2
    4. y = − x − 1 y equals negative x minus 1

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