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Test Bank For Nature of Mathematics 13e Karl Smith

1.3 – Scientific Notation and Estimation

1. Express the number in scientific notation and 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