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7th Math Review

Total questions: 44

Worksheet time: 3hrs 42mins

Name
Class
Date
1.
Solve for x
a)
x=6
b)
x =1/6
c)
x = 7
d)
x=9
2.
Solve for x 
a)
x = 1/10
b)
x = 10
c)
x = 4
d)
x = 5
3.
Solve for x 
a)
x = 6
b)
x = 25
c)
x = 28
d)
x = 17
4.
A bird flies 35 meters in 10 seconds.  If it keeps flying at the same rate, how long will it take it to fly 14 more meters?  
a)
x = 49 seconds
b)
x = 4 meters
c)
x = 49 meters
d)
x =  4 seconds
5.
12 ounce shampoo bottle lasts Mike 16 weeks.  How long would you expect an 18-ounce bottle of the same brand to last him?
a)
24 weeks
b)
6 weeks
c)
30 weeks
d)
20 weeks
6.
A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?
a)
2.5 cups milk
b)
1.75 cups milk
c)
2 cups flour
d)
2.25 cups milk
7.
Natalie was planning a trip to Jordan. Before going, she did some research and learned that the exchange rate is $4 for 3 Dinars. How many Dinars would she get if she exchanged $56?
a)
37 Dinars
b)
42 Dinars
c)
33 Dinars
d)
75 Dinars
8.

It takes one Super Giant Pizza to feed 3 people. If you invite 36 people, how many pizzas will you need?

a)

3

b)

6

c)

9

d)

12

9.

The park ranger stocks the children's fishing pond keeping a ratio of 4 sunfish to 3 perch. If he puts 300 sunfish into the pond, how many perch should be put into the pond?

a)

400

b)

425

c)

225

d)

525

10.
What is 12% of 40?
a)
5
b)
4.8
c)
4
d)
12
11.
What is 19% of 50?
a)
9.5
b)
10
c)
15
d)
11
12.
75% of what number is 48?
a)
48
b)
100
c)
64
d)
75
13.
120% of what number is 72?
a)
120
b)
60
c)
75
d)
100
14.
Compare using < or > or =
80% of 60 _____  60% of 80
a)
>
b)
<
c)
=
15.
A garden has 10 tulips, 4 rose bushes and 6 sunflowers. What percent of the garden is tulips? 
a)
10%
b)
20%
c)
100%
d)
50%
16.
What is 150% of $20? 
a)
$20
b)
$30
c)
$40
d)
$150
17.
Convert the following fraction into a decimal.
24/48
a)
24.48
b)
2.4
c)
0.5
d)
2.0
18.

Simplify this expression:

-7w + (-6) + 5 + (-9w)

a)

-2w - 1

b)

-16w - 11

c)

-16w - 1

d)

-2w + 11

19.

Carol factored 28x + 16xy as 4(7x + 4xy). Is she correct? Explain.

a)

Yes, 4 is the GCF.

b)

No, 8 is the GCF.

c)

No, 4x is the GCF.

d)

No, 4xy is the GCF.

20.

Nine more than a number

a)

9x

b)

9 - x

c)

9 + x

d)

9 + 9

21.

The difference of five and a number

a)

5 - m

b)

5/m

c)

5 + m

d)

5 - 5

22.

seven divided by a number

a)

7/n

b)

n/7

c)

49/7

d)

n/n

23.

The product of a number and twelve

a)

x/12

b)

x - 12

c)

12 + x

d)

12x

24.

Eleven less than three times a number

a)

11x - 3

b)

3 - 11x

c)

11 - 3x

d)

3x - 11

25.

Factor 12x - 20

a)

6(2x - 3)

b)

4(3x - 5)

c)

4x(3x - 5)

d)

3(4x + 6)

26.
Factor:
12x + 9
a)
3(4x + 3)
b)
x(12+9)
c)
3(4x - 3)
d)
not factorable
27.
6 - 3a = 21
a)
a= 9
b)
a= -9
c)
a= -5
d)
a= 5
28.
-3a + 8 = 14
a)
a= -2
b)
a= -7.5
c)
a= 2
d)
a= 6
29.
20 = 2 - a
a)
a= 18
b)
a= -18
c)
a= -10
d)
a= 12
30.
-5 - 6a = -59
a)
a= 11
b)
a= -6
c)
a= 9
d)
a= 2
31.
Speedy Boat Rental charges a $15 deposit fee plus $2 for each hour of use to rent a paddle boat.  Write an equation to find out how many hours, h, they rented the Boat if the total cost was $33.
a)
h = 2(9) + 15
b)
33 = 15h + 2
c)
h = 15(9) + 2
d)
33 = 2h + 15
32.

Eight less than 7 times a number is the same as 4 more than 3 times the number

a)

x + 3 = x

b)

8 = x + 4 + 3

c)

8 - 7x = 4 + 3x

d)

7x - 8 = 3x + 4

33.
Find the unit rate of 216 apples growing on 9 trees
a)
1 apple on 24 trees
b)
24 apples on 24 trees
c)
216 apples on 1 tree
d)
24 apples on 1 tree
34.
In a smoothie recipe, the ratio of orange juice to banana puree is 2 cups to 1 cup. if you were making 36 cups of smoothie to share, how many cups of banana puree would you need?
a)
12 cups
b)
18 cups
c)
24 cups
d)
36 cups
35.
Which is the faster runner?
12 laps in 8 minutes or
15 laps in 9 minutes
a)
15 laps- 9 min (1.5 lap per min)
b)
12 laps -8 min. (1.5 lap per min)
c)
15 laps - 9 min (1.67 lap per min)
d)
12 laps - 8 min (1.67 lap per min)
36.
Charles can type 675 words in 9 minutes. How many words can he type per minute?
a)
75 words per minute
b)
6075 words per minute
c)
86 words per minute
d)
75 minutes per word
37.
What is the area of this figure?
a)
40 square units
b)
40 units
c)
40
38.
Find the area of this triangle.
a)
20 cm2
b)
35 cm2
c)
40 cm2
d)
12.5 cm2
39.

Area of triangle?

a)

20 cm2

b)

56 cm2

c)

28 cm2

d)

27 cm2

40.
What does area mean?
a)
the distance around a shape
b)
half the distance around a shape
c)
the amount of space outside a shape
d)
the amount of space inside a shape
41.
How do you find the AREA of a TRIANGLE?
a)
Length x Width
b)
1/2 (Length x width)
c)
1/3 (Length x width)
d)
Base x Height
42.
a)

A

b)

B

c)

C

d)

D

43.
The vet told Casey that her dog should weigh at most 70 lbs. Her dog weighs 106 pounds, so Casey set a goal that he would lose 4 pounds per week. Which inequality represents the number of weeks it take for Casey's dog to reach 70 lbs?
a)
106 - 4x ≤ 70
b)
70 + 4x ≤ 106
c)
4x - 106 ≥ 70
d)
106 - 4x< 70
44.

Alexton the Skeleton borrowed $4,000 for 5 years at 6% simple interest rate to pay for his band equipment. How much interest is that?

a)

$800

b)

$1,000

c)

$1,200

d)

$1,500

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