Write an expression that represents the weight of an object that weighs 12 pounds and increases by 0.5 pound per month m.

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CCSS.HSA-SSE.A.1A

A jewelry supply shop buys silver chains from a manufacturer for c dollars each, and then sells the chains at a 40% markup. Write an expression for the retail price of a silver chain. HINT: There are two answers!

• .6c

• c + 0.40c

• 1.4c

• $40

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CCSS.HSA-SSE.A.1A

Zeno has a fifth as many books as Anuk. If a = the number of books Anuk has, how many books does Zeno have?

•  $a\div\frac{1}{5}$  

•  $\frac{1}{5}a$  

•  $5a$  

•  $5+a$  

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CCSS.HSA-SSE.A.1A

(Write an expression)

There are 12 packets of crisps in a big pack.

I buy n big packs of crisps

How many packets of crisps have I bought?

• 12 + n

• n - 12

• 12n

• 12/1

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CCSS.HSA-SSE.A.1A

One float for the Tournament of Roses parade uses as many flowers as a florist usually uses in 5 years. If x is the number of flowers a florist uses in 1 year, write an algebraic expression for the number of flowers used to make a float.

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CCSS.HSA-SSE.A.1A

Which situation can be modeled by the expression

60 + (-40) + 80 ?

• Karla processed 60 boxes for shipping on Monday, 40 on Tuesday, and 80 on Wednesday. The expression represents the total number of boxes she processed on these three days.

• Mae ran a distance of 60 meters north from a starting point, turned around and ran 40 meters south, and then turned around again and ran 80 meters north to a stopping point. The expression represents her distance from the starting point, in meters.

• Jennifer opened a new savings account on Thursday with a deposit of $60. She made a deposit of $40 on Friday and a withdrawal of $80 on Saturday. The expression represents her new account balance.

• The temperature at noon in Veronica’s city was 60°F. By 8 p.m., the temperature had dropped to 40°F. By noon the next day, it had increased to 80°F. The expression represents the total temperature change over a 24-hour period.

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CCSS.HSA-SSE.A.1A

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CCSS.HSA-SSE.A.1A

Which interpretation matches this expression:

[2 x (15 + 3)] ÷ 12

• Double the sum of 15 and 3, then divide by 12

• The sum of 2, 15, and 3, divided by 12

• The quotient of 12 doubled by the sum of 15 and 3

• The sum of 15 and 3 divided by 12, then doubled

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CCSS.HSA-SSE.A.1A

Tom has a huge collection of books. He buys a few more each month. The expression 4x + 125 represents the number of books in his collection each month. How many books did he start with?

• 4

• 4x

• 125

• cannot be determined

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CCSS.HSA-SSE.A.1A

Jeff works as a plumber.
He charges $50 to work for the first hour.
He charges $40 for each additional hour.
Let (h) equal the number of hours after the first hour.
Which expression represents how much Michael charges?

• 90h
• 50 + 40h
• 50h + 40
• 50h + 40h

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CCSS.HSA-SSE.A.1A