Open Up - Grade 7 - Mathematics - Unit 6 - Lesson 6
By Formative Library
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Last updated about 3 years ago
8 Questions
1 point
1
Question 1
1.
A school ordered 3 large boxes of board markers. After giving 15 markers to each of 3 teachers, there were 90 markers left. The diagram represents the situation.
How many markers were originally in each box?
1 point
1
Question 2
2.
The diagram can be represented by the equation 25 = 2 +6x.
Explain where you can see the 6 in the diagram.
1 point
1
Question 3
3.
Elena walked 20 minutes more than Lin. Jada walked twice as long as Elena. Jada walked for 90 minutes. The equation 2(x + 20) = 90 describes this situation.
Match each amount in the story with the expression that represents it. (Some equations will be used more than once.)
2(x +20)
x + 20
x
90
The number of minutes that Jada walked
The number of minutes that Elena walked
The number of minutes that Lin walked
1 point
1
Question 4
4.
Match each equation to a story
Jada’s teacher fills a travel bag with 5 copies of a textbook. The weight of the bag and books is 17 pounds. The empty travel bag weighs 3 pounds.
How much does each book weigh?
1 point
1
Question 5
5.
Match each equation to a story
A piece of scenery for the school play is in the shape of a 5-foot-long rectangle. The designer decides to increase the length. There will be 3 identical rectangles with a total length of 17 feet.
By how much did the designer increase the length of each rectangle?
1 point
1
Question 6
6.
Match each equation to a story
Elena spends $17 and buys a $3 book and a bookmark for each of her 5 cousins.
How much does each bookmark cost?
1 point
1
Question 7
7.
Match each equation to a story
Noah packs up bags at the food pantry to deliver to families. He packs 5 bags that weigh a total of 17 pounds.
Each bag contains 3 pounds of groceries and a packet of papers with health-related information. How much does each packet of papers weigh?
1 point
1
Question 8
8.
Match each equation to a story
Andre has 3 times as many pencils as Noah and 5 pens. He has 17 pens and pencils all together.
How many pencils does Noah have?
"Source: Open Up Resouces (Download for free at openupresources.org.)"