Test Bank For Nature of Mathematics 13e Karl Smith
1.3 – Scientific Notation and Estimation
1. Express the number in scientific notation and in floating-point notation.
68
a. Scientific notation:
Floating point notation: 6800 05
b. Scientific notation:
Floating point notation: 68 02
c. Scientific notation:
Floating point notation: 0.68 07
d. Scientific notation:
Floating point notation: 6.8 03
e. Scientific notation:
Floating point notation: 6.8 03
ANSWER: e
POINTS: 1
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: True
OTHER: smnm11.01.03.07am
DATE CREATED: 12/24/2015 12:57 PM
DATE MODIFIED: 12/24/2015 12:57 PM
2. Write the number in fixed-point notation.
a. 804,000
b. 8,040,000
c. 80,400
d. 80,400,000
e. 8,040,000,000
ANSWER: b
POINTS: 1
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: True
OTHER: smnm11.01.03.12cm
DATE CREATED: 12/24/2015 12:57 PM
DATE MODIFIED: 12/24/2015 12:57 PM
3. Write the number in fixed-point notation. Round your answer to 10 decimal places.
a. 0.0771604938
b. 0.0000007716
c. 0.0077160494
d. 0.6666666667
e. 0.0007716049
ANSWER: e
POINTS: 1
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: True
OTHER: smnm11.01.03.14am
DATE CREATED: 12/24/2015 12:57 PM
DATE MODIFIED: 12/24/2015 12:57 PM
4. How many pages are necessary to make 1,050 copies of a manuscript that is 423 pages long? (Print on one side only.)
a. 915,850
b. 775,850
c. 626,650
d. 423
e. 444,150
ANSWER: e
POINTS: 1
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: True
OTHER: smnm11.01.03.25m
DATE CREATED: 12/24/2015 12:57 PM
DATE MODIFIED: 12/24/2015 12:57 PM
5. Compute the result. Leave your answer in scientific notation. Round your answer to 1 decimal place.
a.
b.
c.
d.
e.
ANSWER: d
POINTS: 1
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: True
OTHER: smnm11.01.03.31am
DATE CREATED: 12/24/2015 12:57 PM
DATE MODIFIED: 12/24/2015 12:57 PM
6. Compute the result. Leave your answer in scientific notation. Round your answer to 1 decimal place.
a.
b.
c.
d.
e.
ANSWER: e
POINTS: 1
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: True
OTHER: smnm11.01.03.33bm
DATE CREATED: 12/24/2015 12:57 PM
DATE MODIFIED: 12/24/2015 12:57 PM
7. Compute the result.
a.
b.
c.
d.
e.
ANSWER: e
POINTS: 1
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: True
OTHER: smnm11.01.03.34am
DATE CREATED: 12/24/2015 12:57 PM
DATE MODIFIED: 12/24/2015 12:57 PM
8. If it takes one second to write down each digit, how long will it take to write down all the numbers from 1 to 1,000?
a. 48 min, 13 sec.
b. 105 min, 1 sec.
c. 91 min, 3 sec.
d. 48 min
e. 83 min, 6 sec.
ANSWER: a
POINTS: 1
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: True
OTHER: smnm11.01.03.55m
DATE CREATED: 12/24/2015 12:57 PM
DATE MODIFIED: 12/24/2015 12:57 PM
9. Imagine that you have written down the numbers from 1 to 1,000. What is the total number of zeros you have recorded?
a. 161
b. 71
c. 191
d. 192
e. 141
ANSWER: d
POINTS: 1
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: True
OTHER: smnm11.01.03.57m
DATE CREATED: 12/24/2015 12:57 PM
DATE MODIFIED: 12/24/2015 12:57 PM
10. If a country’s annual production of sugar is 30,000,000 tons, estimate the number of grains of sugar produced in a year in that country. Use scientific notation. Round your answer to 4 decimal places. (Note: There are 2,000 lb per ton. Assume there are 2,260,000 grains in a pound of sugar.)
a.
b.
c.
d.
e.
ANSWER: c
POINTS: 1
QUESTION TYPE: Multi-Mode (Multiple choice)
HAS VARIABLES: True
OTHER: smnm11.01.03.45m
DATE CREATED: 12/24/2015 12:57 PM
DATE MODIFIED: 12/24/2015 12:57 PM
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