DCA #2 Reviw 17-18

An expression is shown: 5,625÷45. What is the value of the expression?

• 125

• 127

• 12

• 0.012

What is the value of a² + 9b ÷ c - 2d when a=4, b=7, c=3, and d=1?

• 27

• 35

• 34.7

• 16

Ms. Wang had pens on her desk. She had 3 purple pens, 7 black pens, and 4 blue pens. What is the ratio of the number of black pens to the total number of pens on her desk?

• 7 : 14

• 14 : 7

• 7 : 7

• 4 : 10

Jayce earned $13 for each hour he babysat and earned a total of $182. Let x represent the hours he worked for the equation 13x=182. How many hours did Jayce work?

• x = 13

• x > 14

• x = 14

• x = 2,366

A recipe for fudge calls for 3/5 of a cup of sugar per batch. Mr. Read used 4 1/5 cups of sugar to make multiple batches of fudge. What is a division equation that matches this scenario?

• 3/5 ÷ 4 1/5 = b

• 4 1/5 ÷ 3/5

• 3/5 × 7

• 4 1/5 ÷ 3/5 = b

A recipe for fudge calls for 3/5 of a cup of sugar per batch. Mr. Read used 4 1/5 cups of sugar to make multiple batches of fudge. How many batches did he make?

• He made 4 batches

• He made 4 1/5 batches

• He made 7 batches

• He made 1 batch

Select the equivalent expression for 7(y + 2)

• 7y + 2

• 7y - 14

• 7y + 14

• y + y + 7

Mia went to a candy store and took $42.25. Each lollipop at the store cost z amount of dollars. Mia bought 6 lollipops. Select an expression that represents the amount of money in dollars that Mia had after she bought the lollipops.

• 6z + 42.25

• 42.25 - 6 - z

• 42.25 + 6 + z

• 42.25 - 6z

The cheerleading coach made 30 bows for her team. If she had 7 1/2 feet of ribbon, how long is each bow?

• 1/4 foot

• 1/2 foot

• 4 feet

• 2 feet

Whitney spent a total of 70 minutes completing her 2 homework assignments this week, Study Island Math and Study Island ELA. Which of the equations below represent the number of minutes, m, Whitney spent on Study Island ELA if she spent 32 minutes on Study Island Math?

• m + 32 = 70

• m = 32 + 70

• 70 = m - 32

• 32 - m = 70