A1.F-IF.A.2 A gym charges a $30 membership fee plus $15 per class. The total cost is given by C(x)=30+15x, where x is the number of classes. If you spend $120, how many classes did you take?

• 4
• 5
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• 7

Tags

CCSS.7.EE.B.4A

A1.F-IF.A.2 A water tank is being filled at a constant rate. The amount of water after t minutes is W(t)=5t+120 liters. How much water is in the tank after 25 minutes?

• 125 L
• 245 L
• 230 L
• 250 L

Tags

CCSS.HSF.LE.B.5

A1.F-IF.A.2 A concert ticket seller earns a flat fee of $50 plus $8 for every ticket sold. The total earnings are given by E(t)=50+8t, where t is the number of tickets. If the seller earned $186, how many tickets did they sell?

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Tags

CCSS.7.EE.B.4A

A1.F-IF.A.2 f(x)=2x+3 represents the cost of buying x sandwiches. What is the cost of 5 sandwiches?

• 11
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• 14

Tags

CCSS.HSF.LE.B.5

A1.F-IF.A.2 The taxi fare is given by C(m)=4+3m, where m is the number of miles. What is the fare for 6 miles?

• 18
• 20
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• 22

Tags

CCSS.HSF.LE.B.5

A1.F-IF.A.2 A dog gains w(t)=5t+10 pounds after t months. How much does the dog weigh after 4 months?

• 20
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Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

A.1.F-IF.A.1 A set of ordered pairs representing a function is shown {(4,6) , (-2,5), (1,3)}. Identify is the domain of the function?

• {-2 , 1}
• {3,5,6}
• {-2,1,4}
• {-2,1,3,4,5,6}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

A.1.F-IF.A.1 A function of x consisting of three ordered pairs of the form (x,y) is shown. {(2,4),(3,6), (5,-8)}. Identify the domain of the function?

• {2,3,5}
• {4,6,-8}
• {2,3,6,-8}
• {2,3,5,6, -8}

A.1.F-IF.A.1 Each set of ordered pairs shown represents a function {(-5,9) , (1,8) , (-7, 10)}. Identify the range of the function.

• {-5,1,-7}
• {8,9,10}
• {1, 8, 9}
• {1, -5, 9, 10}

A1.F-IF.A.1 The graph of a function is shown below. Which number is an element of the domain of the function?

• -4
• -2
• 0
• 4

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1