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Open Up - Grade 7 - Mathematics - Unit 2 - Lesson 5

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Last updated about 3 years ago
8 Questions

The table represents the relationship between a length measured in meters and the same length measured in kilometers.



  1. Complete the table.(Show Your Work)
  2. Write an equation for converting the number of meters to kilometers. Use for number of meters and for number of kilometers. (Short Answer)

7.RP.2.c
7.RP.2.b

Concrete building blocks weigh 28 pounds each. Using b for the number of concrete blocks and w for the weight, write two equations that relate the two variables.

Equation should begin with w =.

7.RP.2.c
7.RP.2.b

Concrete building blocks weigh 28 pounds each. Using b for the number of concrete blocks and w for the weight, write two equations that relate the two variables.

Equation should begin with b =.

7.RP.2.c
7.RP.2.b

A store sells rope by the meter. The equation p = 0.8L represents the price p (in dollars) of a piece of nylon rope that is L meters long.

How much does the nylon rope cost per meter?

7.RP.2.c
7.RP.2.b

A store sells rope by the meter. The equation p = 0.8L represents the price p (in dollars) of a piece of nylon rope that is L meters long.

How long is a piece of nylon rope that costs $1.00?

7.RP.2.c
7.RP.2.b

The table represents a proportional relationship. Find the constant of proportionality and write an equation to represent the relationship.

Constant of proportionality: __________

7.RP.2.c
7.RP.2.b

The table represents a proportional relationship. Find the constant of proportionality and write an equation to represent the relationship.

Equation: y = __________

7.RP.2.c
7.RP.2.b

On a map of Chicago, 1 cm represents 100 m. Select all statements that express the same scale.

7.RP.2.c
7.RP.2.b
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