Algebra Diagnostic Test

Write an algebraic expression for "8 less than a number".          

• 8x

• x - 8

• 8 - x

The table shows the cost of long distance calls based on the number of minutes used. Is there a constant rate of change, and if so what is it?

• Yes, 10 calls per minute

• Yes, $.10 per minute

• Yes, $.40 per minute

• Not a constant rate

Find the rate of change

• 1

• 2

• 11

• Not a constant slope/Non-Linear

Solve the inequality.

x + 5 ≤ 13

• x ≥ 8

• x ≥ 18

• x ≤ 8

• x ≤ 18

Which equation matches the table?

• y = 3x + 9

• y = x + 9

• y = x + 3

• y = 12x - 3

Which equation represents this graph? (hint: where is the y-int?)

Maria has 25 dollars.  She has to buy a gallon of milk which costs $3.50.  She wants to spend the rest of her money on cereal.  If each box of cereal costs $4.50, how many can she purchase?

• 4 boxes

• 5 boxes

• 6 boxes

• 7 boxes

A toy company spends $1500 per day for factory expenses plus $8 to make each teddy bear.  They sell the teddy bears for $12 a piece.  Which equation could be used to find the number of bears t the company has to sell in one day to equal its daily cost?

• 1500 + 8t = 12

• 12 + 8t = 1500

• 1500 + 8t = 12t

• 8t = 12t + 1500

2x+8 = 22

• 14

• 16

• 8

• 7

Which property is illustrated by the following statement? (a – b) + (b – a) = 0

• Associative Property of Addition

• Commutative Property of Addition

• Additive Identity

• Additive Inverse