Open Up - Grade 7 - Mathematics - Unit 4 - Lesson 12
By Formative Library
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Last updated about 3 years ago
8 Questions
1 point
1
Question 1
1.
A music store marks up the instruments it sells by 30%.
If the store bought a guitar for $45, what will be its store price?(Round to the nearest cent.)
7.RP.3
1 point
1
Question 2
2.
A music store marks up the instruments it sells by 30%.
If the price tag on a trumpet says $104, how much did the store pay for it?(Round to the nearest cent.)
7.RP.3
1 point
1
Question 3
3.
A music store marks up the instruments it sells by 30%.
If the store paid $75 for a clarinet and sold it for $100, did the store mark up the price by 30%?
7.RP.3
1 point
1
Question 4
4.
A family eats at a restaurant. The bill is $42. The family leaves a tip and spends $49.77.
How much was the tip in dollars?(Round to the nearest cent)
7.RP.3
1 point
1
Question 5
5.
A family eats at a restaurant. The bill is $42. The family leaves a tip and spends $49.77.
How much was the tip as a percentage of the bill? (Round to the nearest decimal)
7.RP.3
1 point
1
Question 6
6.
The price of gold is often reported per ounce. At the end of 2005, this price was $513. At the end of 2015, it was $1060.
By what percentage did the price per ounce of gold increase?(Round to the nearest whole %)
7.RP.3
1 point
1
Question 7
7.
A phone keeps track of the number of steps taken and the distance traveled. Based on the information in the table, is there a proportional relationship between the two quantities?
7.RP.3
1 point
1
Question 8
8.
Noah picked 3 kg of cherries. Mai picked half as many cherries as Noah.
How many total kg of cherries did Mai and Noah pick?
7.RP.3
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