Unit 1 CDA Review

Daryl did the stats for his school's football team. What is the ratio of wins to losses?

7 wins, 4 losses, 1 Tie

There are 42 books in Mrs. Long's class library. Some books are paperback, and some books are hard cover. There are 18 paperback books in her class library.

What is the ratio of paperback books to hardcover books in Mrs. Long's library?

• 3:7

• 3:4

• 4:7

• 4:3

A bag contains 6 blue marbles, 8 green marbles, 9 red marbles, and 17 yellow marbles. What is the ratio of blue marbles to total marbles?

• 1:5

• 1:6

• 3:17

• 3:20

Gerald is paid a certain amount of money for each hour he washes windows. The table shows how much money he has made.

How much money does Gerald make each hour he washes windows?

3 hours=16.50

4 hours=$22.00

6 hours =$33.00

• $13.50

• $11.00

• $6.50

• $5.50

Which scenario represents a unit rate of $2?

• A 6-pack of hair bows costs $6. How much does 1 hair bow cost?

• A 12-pound bag of cat food costs $24. How much does 1 pound of cat food cost?

• A 24-pack of water bottles costs $12. How much does 1 water bottle cost?

• A 42-pound bag of fertilizer costs $21. How much does 1 pound of fertilizer cost?

• Eastbay Middle

• Northwest Middle

• South Central Middle

• West Middle

• $36

• $42

• $56

• $60

• A

• B

• C

• D

Kaity is making bookmarks from construction paper.

Each bookmark needs to be 8 cm long.

Kaity has 4 yards of construction paper.

There are 91.4 cm in 1 yard.

After making the maximum number of bookmarks possible, how much construction paper will Kaity have left over?

• 3.4 cm

• 5.6 cm

• 6.8 cm

• 7.8 cm

A candy factory has 2 machines that make pieces of candy. Machine A makes 984 pieces of candy every 6 hours. Machine B makes 1,296 pieces of candy every 8 hours.

Which statement best compares the machines?

• Machine B makes candy faster than machine A because machine B made more candy.

• Machine A makes candy faster than machine B because machine A took less time.

• Machine B makes candy faster than machine A because machine B made more pieces of candy per hour.

• Machine A makes candy faster than machine B because machine A made more pieces of candy per hour.