6.3 Rates - Mastery test
1. Select the correct answer from each drop-down menu.
John and Hank work as gift wrappers at a toy store. In 4 minutes, John can wrap 2 small boxes. In 5 minutes, Hank can wrap 3 small boxes.
In 20 minutes, John can wrap [ ] small boxes and Hank can wrap [ ] small boxes. So, Hank can wrap [ ] more small boxes in 20 minutes than John can.
2. Select the correct answer.
What is a unit rate?
A. a rate with one in the numerator
B. a rate in which the numerator and the denominator are equal
C. a rate with one in the denominator
D. a rate in which the denominator is greater than the numerator
3. Drag the tiles to the correct boxes to complete the pairs. Not all tiles will be used.
Match the questions with their solutions.
4. Select the correct answer.
Sadie sold 45 cupcakes, which were packed in 9 boxes. How many cupcakes were in each box?
A. 4
B. 5
C. 8
D. 9
5. Select the correct answer.
A bookshelf has 6 sections. Each section has 11 books. How many books are there on the bookshelf?
A. 33
B. 44
C. 55
D. 66
6. Type the correct answer in each box.
The cost of 9 small boxes of mixed organic vegetables is $180.
The cost of 1 small box of mixed organic vegetables is $[ ]. The cost of 20 small boxes of mixed organic vegetables is $[ ] more than the cost of 1 small box.
7. Select the correct answer.
Roger works part-time as a waiter at a pizza joint. He earns $9 per hour. How much does he earn for 20 hours of work?
A. $100
B. $120
C. $150
D. $180
8. Select the correct answer from each drop-down menu.
Maria and Ken work as book shelvers at a library.
In 3 minutes, Maria can shelve 4 books.
In 4 minutes, Ken can shelve 5 books.
In 12 minutes, Maria can shelve [ ] books and Ken can shelve [ ] books. So, Maria can shelve [ ] more books in 12 minutes than Ken can.
9. Select the correct answer
A total of 72 cookies were packaged into 8 bags. What is the unit rate for the number of cookies per bag?
A. 6 cookies/bag
B. 7 cookies/bag
C. 8 cookies/bag
D. 9 cookies/bag
10. Type the correct answer in each box.
The cost of 7 packs of stickers is $35.
The cost of 1 pack of stickers is $[ ]. The cost of 15 packs of stickers is $[ ] more than the cost of 1 pack.