Indices And Standard Form

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| By Mrallred

Mrallred

Community Contributor

Quizzes Created: 1 | Total Attempts: 1,931

Questions: 12 | Attempts: 1,938 | Updated: Jan 22, 2024

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Questions and Answers

1.

What is the value of
- A.
  
  6
- B.
  
  9
- C.
  
  8
- D.
  
  5
Correct Answer
B. 9
2.

What is
- A.
  
  18
- B.
  
  6
- C.
  
  5
- D.
  
  12
Correct Answer
B. 6
3.

What is
- A.
  
  9
- B.
  
  3
- C.
  
  81
- D.
  
  6
Correct Answer
B. 3
4.

What is
- A.
  
  30
- B.
  
  100
- C.
  
  1000
- D.
  
  10000
Correct Answer
C. 1000
5.

Simplify the following: 5^3 x 5^5
- A.
- B.
- C.
- D.
Correct Answer
C.
6.

Simplify the following:=
- A.
- B.
- C.
- D.
Correct Answer
A.
7.

Write the following number in standard form:6,000,000,000
- A.
- B.
- C.
- D.
Correct Answer
D.

Explanation
The given number, 6,000,000,000, can be written in standard form as 6 x 10^9. In standard form, a number is expressed as a product of a single-digit number (between 1 and 9) and a power of 10. In this case, 6 is the single-digit number and the power of 10 is 9, indicating that the number is multiplied by 10 nine times. This form is commonly used to represent very large or very small numbers in a concise and standardized manner.

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3
0
8.

What does the following number represent:
- A.
  
  423 000 000
- B.
  
  42 300 000 000
- C.
  
  0.000 000 042 3
- D.
  
  423 000
Correct Answer
A. 423 000 000

Explanation
The number 423 000 000 represents a quantity or value of 423 million.

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2
1
9.

What does the following number represent?
- A.
  
  580 000
- B.
  
  5 800 000
- C.
  
  0.000 58
- D.
  
  0.000 058
Correct Answer
D. 0.000 058

Explanation
The given number, 0.000 058, represents a decimal value. Each digit after the decimal point represents a different place value. In this case, the first digit after the decimal point is in the thousandth place, the second digit is in the ten-thousandth place, and so on. Therefore, the number can be read as 58 millionths.

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4
0
10.

Evaluate the following:
- A.
  
  5
- B.
  
  12.5
- C.
  
  50
- D.
  
  2.5
Correct Answer
A. 5
11.

Evaluate the following:
- A.
  
  -6
- B.
  
  -8
- C.
- D.
Correct Answer
C.
12.

Evaluate the following:
- A.
  
  18
- B.
  
  9
- C.
  
  81
- D.
  
  3
Correct Answer
B. 9