20 Questions
| Total Attempts: 454

Questions and Answers

- 1.Find the next three terms in the sequence: 1, 1, 2, 4, 7, 13, 24
- A.
3, 40, 67

- B.
44, 81, 149

- C.
13, 7, 4

- D.
37, 61, 98

- 2.What represents (-4)?
- A.
(+)(+)(-)

- B.
(-)(-)(+)(+)

- C.
(+)(-)(+)(-)(-)(-)(-)(-)

- D.
(-)(+)(-)(-)(-)

- 3.What is 4
^{3}?- A.
64

- B.
16

- C.
4

- D.
20

- 4.
- A.
8

- B.
27

- C.
33

- D.
51

- 5.Calculate: (-8) + (+2) - (-6) = ?
- A.
16

- B.
0

- C.
4

- D.
3

- 6.Which equation is true?
- A.
5/8 = -5/8

- B.
5/8 = -(-5/-8)

- C.
-5/8=4/8

- D.
-3/-4= -3/4

- 7.What is the percentage of 3/20?
- A.
15 %

- B.
34 %

- C.
3 %

- D.
20 %

- 8.Write the prime factorization of 6. Use exponents when appropriate and order the factors from least to greatest (for example, 2 2 3 5 ).
- A.
2*3

- B.
2^2^2

- C.
3*2

- D.
2^4

- 9.What is the greatest common factor of 20 and 17?
- A.
1

- B.
340

- C.
2

- D.
10

- 10.Type the missing number : -4,-3,-2,-1,0,1__,3,4
- A.
2

- B.
3

- C.
6

- D.
8

- 11.A glass vase factory recently produced 2 vases that were chipped and 8 vases that were not. Considering this data, how many of the next 20 vases would you expect to be chipped?
- A.
4

- B.
8

- C.
16

- D.
32

- 12.What is |-9|?
- A.
-9

- B.
9

- C.
90

- D.
.09

- 13.Jackie, a florist, is assembling bouquets of roses to sell at her flower shop. The number of bouquets she can assemble depends on how many roses are in her shop.
*b*= the number of bouquets Jackie can assembler = the number of roses in the flower shop Which of the variables is independent and which is dependent?- A.
B is the independent variable and r is the dependent

- B.
R is the independent variable and b is the dependent variable

- C.
Both are dependent

- D.
Both are independent

- 14.Evaluate:4! =
- A.
34

- B.
14

- C.
24

- D.
240

- 15.Which property of multiplication is shown? 9 × (1 × 4) = (9 × 1) × 4
- A.
Commutative

- B.
Distributive

- C.
Identity

- D.
Associative

- 16.Look at this set of 8 numbers: 28 52 44 28 11 57 15 61How would the mean change if the number 41 replaced the number 57 in the set?
- A.
Decrease

- B.
Increase

- C.
No change

- D.
Both have increased and decreased

- 17.What is the length of the hypotenuse , if the length is 3km and the base is 4 km .
- A.
10 km

- B.
20 km

- C.
30 km

- D.
40 km

- 18.Does the point(7, 1) satisfy the equation
*y*=*x*– 6?- A.
No

- B.
Yes

- 19.A cookie factory produced 803 packages of cookies. There were 82 cookies in each package. About how many cookies did the factory produce in all? Choose a better estimate.
- A.
65846

- B.
65879

- C.
65864

- D.
6789

- 20.A miniature golf course recently provided its customers with 12 golf balls, of which 4 were orange. Based on experimental probability, how many of the next 18 golf balls handed out should you expect to be orange golf balls?
- A.
6

- B.
5

- C.
7

- D.
8