Quiz about math final review

Question 1

A new skateboard regularly priced at $125 is marked 35% off. What is the sale price of the skateboard?

Accepted Answer

$81.25

Answer

$43.75

Answer

$75.00

Answer

$89.00

Question 2

Express the following as a unit rate:   4,680 miles in 72 hours.

Accepted Answer

65mph

Answer

60mph

Answer

55mph

Answer

70 mph

Question 3

120 is what percent of 480?

Accepted Answer

25%

Answer

30%

Answer

29%

Answer

24%

Question 4

-2 - (-8)

Accepted Answer

6

Answer

-6

Answer

-10

Answer

10

Question 5

To make plant fertilizer, you mix 12 ounces of Lime with every 10 ounces of water. If you use 80 ounces of water, how much lime do you need?

Accepted Answer

96 ounces

Answer

80 ounces

Answer

1.5 ounces

Answer

66.67 ounces

Question 6

Scale is 1cm = 8km. Hatboro and Smithville are 24cm apart on the map, how far apart are they?

Accepted Answer

192 km

Answer

87 km

Answer

216 km

Answer

33 km

Question 7

What is the volume of the cereal box?

Accepted Answer

288 in3

Answer

23 in3

Answer

97 in3

Answer

132 in3

Question 8

Do the ratios form a proportion?

Accepted Answer

Yes, they form a proportion.

Answer

No, they do not form a proportion.

Question 9

The regular price of a scooter is $65.50. It is on sale for $52.40. What is the percent decrease from the regular price to the sale price of the scooter?

Accepted Answer

20%

Answer

35%

Answer

25%

Answer

30%

Question 10

Find the total after the discount :$89.95 DVD player; 5% discount

Accepted Answer

$85.45

Answer

$5.45

Answer

$8.00

Answer

$90.00

Question 11

Amelia sells jewelry. She make a total of 12% of commission off of her sales. How much commission Amelia make when she sells $22,540 worth of jewelry.

Accepted Answer

$2,704.80

Answer

13,780.80

Answer

$450.80

Answer

$304.80

Question 12

Simplify by combining like terms:
5a + 2b - 3a + 4

Accepted Answer

2a + 2b + 4

Answer

8a + 2b + 4

Answer

8ab

Answer

4ab + 4

Question 13

-4x - 10x

Accepted Answer

-14x

Answer

-14

Answer

6x

Answer

-6x

Question 14

-2x + 11 + 6x

Accepted Answer

4x +11

Answer

8x+11

Answer

4x

Answer

15x

Question 15

Simplify the expression:
n -10 +9n -3

Accepted Answer

10n -13

Answer

-3

Answer

9n-3

Answer

n

Question 16

Is this graph proportional?

Accepted Answer

No

Answer

Yes

Question 17

Find the unit rate:  $3.60 for 3 pounds of apples. How much does it cost for 1 pound of apples?

Accepted Answer

$1.20 per pound

Answer

$1.00 per pound

Answer

$3.60 per pound

Answer

$1.10 per pound

Question 18

Is this table proportional?

Accepted Answer

Yes

Answer

No

Question 19

Is this graph proportional?

Accepted Answer

Yes

Answer

No

Question 20

What is the constant of proportionality (in miles per hour) based on the table?

Accepted Answer

45 mph

Answer

90 mph

Answer

135 mph

Answer

2 mph

Question 21

Solve for n:
40 - 3n = 61

Accepted Answer

n = -7

Answer

n = -101/3

Answer

n = 101/3

Answer

n = 7

Question 22

Pick the correct letter for:
6 > x

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 23

Factor: 7x + 56

Accepted Answer

7(x + 8)

Answer

7

Answer

8(x + 7)

Answer

x(7 + 56)

Question 24

Add: (-2x + 6) + (13x - 16)

Accepted Answer

11x - 10

Answer

15x + 22

Answer

11x + 22

Answer

15x - 10

Question 25

A jar contains 5 blue marbles, 8 red marbles, 4 white marbles, and 3 purple marbles. Suppose you pick a marble at random without looking. What is the probability of choosing a marble that is not white?

Accepted Answer

4/5

Answer

1/5

Answer

3/5

Answer

3/4

Question 26

A jar contains 5 blue marbles, 8 red marbles, 4 white marbles, and 3 purple marbles. Suppose you pick a marble at random without looking. What is the probability of choosing a marble that is blue or purple?

Accepted Answer

2/5

Answer

1/4

Answer

1/5

Answer

4/5

Question 27

Name the property shown by the statement: (a + b) + c = a + (b + c)

Accepted Answer

Associative (+)

Answer

Commutative (+)

Answer

Additive Identity

Answer

Multiplicative Identity

Question 28

You have a budget of $115 to spend on party gifts. In a catalog you found shirts that cost $18 each. It costs $7 to ship the entire order. How many shirts can you buy?

Accepted Answer

6

Answer

4

Answer

5

Answer

7

Question 29

Solve
3(x-7)=30

Accepted Answer

17

Answer

7.67

Answer

12.33

Answer

34

Question 30

A bike costs $359.  What is the price after a 35% discount?

Accepted Answer

$233.35

Answer

$125.65

Answer

$324

Answer

$358.65

Question 31

Question 31.

Accepted Answer

78.5 units squared

Answer

31.4 units squared

Answer

15.7 units squared

Answer

25 units squared

Question 32

Question 32.

Accepted Answer

254.34 units squared

Answer

56.52 units squared

Answer

1017.36 units squared

Answer

127.17 units squared

Question 33

A 30 foot building casts a shadow that is 75 feet long.  A nearby tree casts a shadow that is 35 feet long.  How tall is the tree?

Accepted Answer

14 feet tall

Answer

64.26 feet tall

Answer

87.5 feet tall

Answer

16.5 feet tall

Question 34

What angle pair is pictured?

Accepted Answer

Vertical Angles

Answer

Alternate Interior Angles

Answer

Supplementary Angles

Answer

Corresponding Angles

Question 35

Find the missing angle.  Find x.

Accepted Answer

130o

Answer

15o

Answer

50o

Answer

165o

Question 36

Find the missing angle.

Accepted Answer

50

Answer

60

Answer

70

Answer

140

Question 37

What is the unit rate in this proportional relationship?

Accepted Answer

60 miles/1 hour

Answer

120 miles/ 2 hours

Answer

1 mile/ 1 hour

Question 38

Which statement best describes the relationship between x and y in the table?

Accepted Answer

Proportional

Answer

Not Proportional

Question 39

Solve the equation:
-5x = 25

Accepted Answer

x = -5

Answer

x = 20

Answer

x = -20

Answer

x = 5

Question 40

19  + a  =  -50

Accepted Answer

a =  -69

Answer

a = -950

Answer

a = -31

Answer

a = -50/19

Question 41

x + 12 = 20

Accepted Answer

x = 8

Answer

x = 32

Answer

x = -32

Answer

x = -8

Question 42

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

Accepted Answer

$8 per pound

Answer

$5 per pound

Answer

$35 per pound

Answer

0.125 pounds per dollar

Question 43

I paid $15.00 for 6 gallons of gasoline.
What was the price PER gallon?

Accepted Answer

$2.50

Answer

$0.40

Answer

$9.00

Answer

$0.90

Question 44

Which is the better buy? a 12 pack of Coke for $3.50 or a six pack of Coke for $1.80?

Accepted Answer

The 12 pack of Coke

Answer

The 6 pack of Coke

Answer

Neither

Answer

They are the same

Question 45

-3a + 8 = 14

Accepted Answer

a= -2

Answer

a= -7.5

Answer

a= 2

Answer

a= 6

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