Math 9 Module 2
15 Questions
| Attempts: 387
Practice quiz for Module 2
Questions and Answers
- 1.Which one of the following shows 13500000 in scientific notation?Note: ^ means the next number is an exponent.so:103 = 10^3
- A.
1.35 x 10^7
- B.
135 x 10^5
- C.
0.135 x 10^4
- D.
1.35 x 10^-7
- 2.True or False?(-3)5 will give a negative answer
- A.
True
- B.
False
- 3.Use your calculator. Round to 2 decimal places. 35.6 3.2 x 4.5
- A.
50.16
- B.
4.45
- C.
5.60
- D.
49.36
- 4.True or false?3-3 = 1 27
- A.
True
- B.
False
- 5.Write as a single power.(32)(33)
- A.
3^6
- B.
9^5
- C.
3^5
- D.
243
- 6.Which of the following is NOT written in scientific notation?
- A.
3.4 x 10^5
- B.
3.00 x 10^-10
- C.
2.21 x 10^3
- D.
0.0321 x 10^4
- 7.
Find the value of x. Round to 2 decimal places.- A.
8.98
- B.
7.21
- C.
10.00
- D.
3.23
- 8.A square has an area of 36 m2. What is the length of each side?
- A.
30 meters
- B.
9 meters
- C.
6 meters
- D.
25 meters
- 9.A square has an area of 36 m2.What is the perimeter of the square?
- A.
24 meters
- B.
46 meters
- C.
36 meters
- D.
6 meters
- 10.A square has an area of 36 m2.What is the length of the diagonal?
- A.
15m
- B.
10.78m
- C.
6.00m
- D.
8.49m
- 11.Evaluate:(4a2b3c4)(3ab2c3)
- A.
12a^2b^6c^12
- B.
7a^2b^6c^12
- C.
12a^3b^5c^7
- D.
7a^3b^5c^7
- 12.Which of the following is the standard form of this number:1.44 x 10-5
- A.
1440000
- B.
0.00000144
- C.
14400000
- D.
0.0000144
- 13.4.5 x 107 x 4.5 x 103
- A.
20.25 x 10^10
- B.
9 x 10^10
- C.
20.25 x 10^21
- D.
20.25 x 10^4
- 14.2.3 x 10-5 x 3.4 x 107 1.8 x 10-4Round to 2 decimal places
- A.
4.34 x 10^-2
- B.
14.08 x 10^3
- C.
7.50 x 10^-4
- D.
4.34 x 10^6
- 15.Evaluate: 3a2bIf: a=-4 and b=5
- A.
-240
- B.
240
- C.
-120
- D.
120
- E.
3 x (-4x-4) x 5
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