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- 1. Multiple Choice
2.1 Scientific Notation with Positive Powers of 10
Write each number in scientific notation.
2,000
2 x 10-3
2 x 102
2 x 103
2 x 104
- 2. Multiple Choice
2.1 Scientific Notation with Positive Powers of 10.
The population of Indonesia was about 2.48216 x 108 people in 2011. What is this number in standard notation?
248,216,000,000
248,216,000
248,2160000
248,216,000,000,00
- 3. Multiple Choice
2.2 Scientific Notation with Negative Powers of 10.
Write each number in scientific notation.
0.02
2 x 10-2
2 x 10-3
2 x 10-1
2 x 10-4
- 4. Multiple Choice
2.2 Scientific Notation with Negative Powers of 10.
The biological structure, Lymphocyte has a diameter of 0.000009. Write the diameter of the structure in scientific notation.
9 x 10-4 m
9 x 10-5 m
9 x 10-7 m
9 x 10-6 m
- 5. Multiple Choice
Which of the following is the number 90 written in scientific notation?
90 x 102
9 x 102
90 x 101
9 x 101
- 6. Multiple Choice
The square root of a number is between 7 and 8. Which could be the number?
72
83
51
66
- 7. Multiple Choice
Write all the names that apply to each number.
5.44444...
Imaginary
Rational, Real
Whole, Integer,Rational, Real
Irrational, Real
- 8. Multiple Choice
Order the numbers from least to greatest.
6, 2π, and √(38)
6, 2π, √(38)
6,√(38), 2π
2π, 6, √(38)
√(38), 6, 2π
- 9. Multiple Choice
Solve the equation for x.
20 + 30x = 36 + 28x
x = 28
x = 8/29
x = 8
x = -8
- 10. Multiple Choice
Solve for x.
150 + 25x = 55x.
x = 5
x = 15/8
x = -30
x = -5
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