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quiz 3

Total questions: 20

Worksheet time: 1hrs 3mins

Name
Class
Date
1.

The model represents an equation.

What value of x makes the equation true?

a)

3

b)

8

c)

6

d)

4

2.

Jeff bought a bottle of water for $2. He also bought some hot dogs for $3 each. Jeff did not spend more than $14 on the hot dogs and the bottle of water. Which inequality can be used to find h, the number of hot dogs that Jeff could have bought?

a)

3h − 2 ≤ 14

b)

3h + 2 ≤ 14

c)

3h − 2 ≥ 14

d)

3h + 2 ≥ 14

3.

An equation is modeled.

What value of x makes the equation true?

a)

−1

b)

7

c)

−5

d)

1

4.

Which number line represent the solution to the inequality −7x −13 ≥ 8?

a)

Line A

b)

Line B

c)

Line C

d)

Line D

5.

1. Which situation is best represented by the following equation?

45w + 123.95 = 753.95

a)

Erica paid $753.95 for dance classes. She paid a $45 registration fee and $123.95 for each week she was enrolled in the classes. What is w, the number of weeks Erica was enrolled in dance classes?

b)

Erica and her sister paid $753.95 for dance classes. Erica paid $123.95 for each week she was enrolled in the classes, and her sister paid $45 for each week she was enrolled in the classes. What is w, the number of weeks Erica and her sister were enrolled in dance classes?

c)

Erica paid $753.95 for dance classes. She paid a $123.95 registration fee and $45 for each week she was enrolled in the classes. What is w, the number of weeks Erica was enrolled in dance classes?

d)

Erica paid $753.95 for dance classes. She paid a $123.95 for each week she was enrolled in the classes after using a coupon that gave her $45 off the price per week. What is w, the number of weeks Erica was enrolled in dance classes?

6.
a)
40 CALORIES PER MIN.
b)
15 CALORIES PER MIN.
c)
4 CALORIES PER MIN.
d)
60 CALORIES PER MIN.
7.

A person ate 2400 calories in a day. Of these, 36% came from eating lunch. How many calories came from lunch?

a)

984

b)

830

c)

1142

d)

864

8.
Solve
a)
15.64
b)
5.21
c)
16.64
d)
not here
9.
Solve
a)
15.64
b)
5.21
c)
16.64
d)
not here
10.
Solve
a)
6.15
b)
- 61.5
c)
55.5
d)
not here
11.
Solve
a)
.2352
b)
23.52
c)
235.2
d)
not here
12.
Uriel works at the busiest oil change station in town.  He can change the oil on 16 cars every 2 hours.  At this rate, how many oil changes can he do in his whole shift of 6.5 hours?
a)
52 cars
b)
48 cars
c)
48.5 cars
d)
20 cars
13.
The following equation is modeled below.  
4x - 8 = 14.  Solve for x.
a)
1.5
b)
4
c)
5.5
d)
Answer is not shown
14.
Game Smasher charges $15 to get in, plus $18 per hour to play games and ride rides.  How many hours could you play if you had $96 to spend?  Which equation can be used to solve?
a)
15x + 18 = 96
b)
96 - 15 - 18 = x
c)
18x + 15 = 96
d)
15 + 18 =  96x
15.
The following inequality is modeled below.  
3x + 7 < -11     Solve for x.
a)
6
b)
13
c)
-1.3
d)
-6
16.
Which scenario can be solves using the equation 3x - 15 ≥ 270.
a)
Jayden wanted a fountain that ccosts $270.  He made $15 per hour 3 times to earn at least $270.
b)
Shelbea spent $15 on supplies to wash dogs.  She charged $3 per dog trying to earn at least $270 for a new swing.
c)
Ava spent $15 on ingredients to make cupcakes.  She sold the cupcakes for $3 each.  She needed more than $270 to go on her ski trip.
d)
Terrence needed $270 to spend on three chairs and a rocker that cost $15.
17.

Write 17/2 as a mixed number.

a)

8 1/2

b)

6 1/2

c)

9 1/2

d)

7 1/2

18.

Fourteen boxes of candles were sold for $91.00. What is the cost of 1 box?

a)

$6.51

b)

$6.50

c)

$6.49

19.
Choose the equation that matches the math story.
a)
75.25x + 55 = 680.25
b)
55x + 75.25x = 680.25
c)
55 + 75.25k = 680.25
d)
55x + 75.25 = 680.25
20.
What equation is modeled in the picture?
a)
11x = 4
b)
2x = -4
c)
-11x = -4
d)
2x = 4