Free Printable 100 Review Questions! 7th

1.

The _____consists of fractions as well as integers.

a)

irrational

b)

rational

c)

natural

d)

None

2.

$\frac{1}{3}+\frac{1}{2}=$ _______

a)

$\frac{5}{6}$

b)

$\frac{2}{6}$

c)

$\frac{1}{6}$

d)

None

3.

$\frac{2}{5}\div\left(-\frac{4}{5}\right)=$ _______

a)

$-2$

b)

$-\frac{1}{2}$

c)

$\frac{1}{2}$

d)

None

4.

Solve:
80 + (-8) =

a)

88

b)

-88

c)

72

d)

-72

5.

Solve:
-15 - 3 =

a)

12

b)

-12

c)

-18

d)

18

6.

When multiplying or dividing integers with different signs your result will be ______________.

a)

Positive

b)

Negative

c)

Depends which number is bigger.

7.

Solve:
-7(6) =

a)

-13

b)

-48

c)

42

d)

-42

8.

A football team gained 9 yards on one play and then lost 22 yards on the next. Write a sum of integers to find the overall change in field position.

a)

-9 + (-22) = -13

b)

9 + (-22) = 13

c)

9 + (-22) = -13

d)

none

9.

In Buffalo, New York, the temperature was -14°F in the morning. If the temperature dropped 7°F, what is the temperature now?

a)

-7°F

b)

-21°F

c)

7°F

d)

21°F

10.

-15 ÷ 3

a)

5

b)

-5

c)

45

d)

-45

11.

Which example below is correct?

a)

-9 - 4

-9 + (-4)

-13

b)

-4 - 9

4 + (-9)

-5

c)

-9 - 4

-9 - (-4)

-5

d)

9 - 4

9 + (-4)

-5

12.

Negative + Negative = ??

a)

Positive

b)

Negative

c)

It Depends

13.

multiplying with a negative and positive

a)

negative

b)

positive

14.

The product of (positive)(negative) is always negative.

a)

never true

b)

sometimes true

c)

always true

15.

The product of a (negative)(negative) will always be positive.

a)

never true

b)

sometimes true

c)

always true

16.

$-8+\left(-12\right)=$

a)

$20$

b)

$-4$

c)

$-20$

d)

$4$

17.

$-4+\left(-3\right)$

a)

$7$

b)

$1$

c)

$-1$

d)

$-7$

18.

$7+\left(-3\right)$

a)

$-4$

b)

$4$

c)

$10$

d)

$-10$

19.

$2+\left(-21\right)$

a)

$19$

b)

$-19$

c)

$-23$

d)

$23$

20.

$-10+10$

a)

$20$

b)

$0$

c)

$-20$

d)

$100$

21.

When adding decimals with different signs you....

a)

subtract and take the sign of the larger number

b)

add the opposite

c)

add and keep the sign

d)

subtract and keep the sign

22.

$14\times\left(-12\right)$

(a)

23.

$\frac{-174}{-29}$

(a)

24.

$-12.84\div\left(-0.3\right)$

(a)

25.

What is the ratio of sharks to fish?

a)

2 to 10

b)

2 to 8

c)

8 to 2

26.

Find the value of k , the constant proportionality.

a)

8

b)

16

c)

6

d)

3

27.

Determine whether each pair of ratios forms a proportion

a)

Proportion

b)

Not a Proportion

28.

Does 4/5 = 20/25?

a)

Yes

b)

No

c)

I don't know

d)

We won't need to know this stuff

29.

Which is NOT equivalent to 3:5?

a)

15:25

b)

9:15

c)

21:28

d)

30:50

30.

a)

1

b)

3

c)

9

d)

8

31.

There are 60 cookies and 10 cupcakes leftover at a bake sale. What is the ratio of cupcakes to cookies? Your answer It must be in simplest form.

a)

6 to 1

b)

1:6

c)

30:5

d)

14:56

32.

Pam drew a scale drawing of a game room. She used the scale 1 inch : 2 feet. If the air hockey table is 5 inches in the drawing, how long is the actual air hockey table?

a)

10 Feet

b)

2.5 Feet

c)

5 Feet

d)

15 Feet

33.

Desmond measured a city park and made a scale drawing. The scale he used was 1 centimeter : 9 meters. The actual width of the soccer field is 54 meters. How wide is the field in the drawing?

a)

6 cm

b)

486 cm

c)

9 cm

d)

54 cm

34.

Brody drew a scale drawing of a campsite. He used the scale 1 inch : 3 feet. If the actual width of the tent is 6 feet, how wide is the tent in the drawing?

a)

2 in

b)

1 in

c)

3 in

d)

18 in

35.

A building is 360 feet tall. On a scale drawing, 1/4 inch = 10 feet. What is the height of the building in the scale drawing?

a)

15 in

b)

9 in

c)

7 in

d)

13 in

36.

Find the area of the circle

a)

56.52

b)

254.34

c)

1017.36

d)

113.04

37.

What is the area of a circle with the diameter of 10cm ?

a)

66cm

b)

78.5cm

c)

66.5cm

d)

10m

38.

What is the area of this circle?

a)

62.59 cm²

b)

113.1 cm²

c)

19.81 cm²

d)

28.26 cm²

39.

What is the area of this circle?
d = 8cm

a)

16π

b)

8π

c)

4π

d)

36π

40.

what is the area of this semicircle ?
d = 8 cm

a)

100.48 cm²

b)

80 cm²

c)

200.96 cm²

d)

25.12 cm²

41.

What is/are the formula(s) to find the area of a circle?

a)

πr²

b)

2πr

c)

√π

42.

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

43.

A clock face has a diameter of 10 inches. What is the approximate area of the clock face in square inches?

a)

314 in²

b)

31.4 in²

c)

7.85 in²

d)

78.5 in²

44.

Shring's dining room table is round and has a radius of 4.5 feet. What is the tabletop's area?

a)

63.585 ft²

b)

68.345 ft²

c)

64.585 ft²

d)

61.345 ft²

45.

What is the circumference of a circle with a radius of 33 ft?

a)

207.2 ft

b)

197.2 ft

c)

217.2 ft

d)

227.2 ft

46.

What does C represent in the formula:

C = π·d

a)

Pi

b)

Circumference

c)

Diameter

d)

Area

47.

What does d represent in the formula:

C = π·d

a)

diameter

b)

radius

c)

pi

d)

3.14

48.

Find the circumference of the circle.

a)

31.4 cm

b)

78.5 cm

c)

314 cm

d)

15.7 cm

49.

Find the circumference of the circle.

a)

18.8 cm

b)

113 cm

c)

37.7 cm

d)

452.2 cm

50.

What is the volume of this prism?

a)

18 cubic cm

b)

6 cubic cm

c)

9 cubic cm

51.

What is the volume of this prism?

a)

6 cubic in

b)

12 cubic in

c)

24 cubic in

52.

For the area of a triangle the formula is -

A= $\frac{1}{2}bh$ , which of the following is the same as multiplying by $\frac{1}{2}$ ?

a)

multiplying by 2

b)

dividing by 2

53.

Find the volume.

a)

18 m³

b)

20 m³

c)

16 m³

d)

22 m³

54.

V=

\frac{1}{3}Bh

Which of the following is the same as multiplying by $\frac{1}{3}$ ?

a)

multiplying by 3

b)

dividing by 3

c)

multiplying by .13

55.

What is the volume of this square pyramid?

a)

112 in³

b)

336 in³

c)

11.2 in³

d)

33.6 in³

56.

Find the volume of the triangular pyramid.

a)

22 cubic inches

b)

33 cubic inches

c)

66 cubic inches

d)

44 cubic inches

57.

Calculate the Volume

a)

410 cm³

b)

420 cm³

c)

402 cm³

d)

401 cm³

58.

What is the vocabulary word for the 4 in this expression: -5y + 4?

a)

variable

b)

constant

c)

coefficient

59.

What is the vocabulary word for the -5 in this expression: -5y + 4?

a)

variable

b)

constant

c)

coefficient

60.

What is the vocabulary word for the y in this expression: -5y + 4?

a)

variable

b)

constant

c)

coefficient

61.

What is the vocabulary word for the w in this equation?

2w\ +\ 7\ =\ 19\ -\ 6w

a)

variable

b)

constant

c)

coefficient

62.

-3a + 8 = 14

a)

a= -2

b)

a= -7.5

c)

a= 2

d)

a= 6

63.

What is the first step to solve this equation:
11 - 3x = 44

a)

Add 3 to both sides

b)

Subtract 11 from both sides

c)

Add 11 to both sides

d)

Divide 3 on both sides.

64.

-5 - 6a = -59

a)

a= 11

b)

a= -6

c)

a= 9

d)

a= 2

65.

What step would be used to solve for the "variable term" first?

a)

add 16 to both sides

b)

divide both sides by 3

c)

multiply both sides by 3

d)

subtract 5 from both sides

66.

Where/what is the mistake?

a)

Line 2 - You should add 12 to both sides.

b)

Line 4 - You should multiply both sides by the reciprocal.

c)

Line 4 - You should multiply both sides by the original fraction.

d)

Line 5 - There was a calculation error.

67.

Solve the following inequality:

x + 2 > 12

a)