AnswersMathematics IDimensional Analysis

Dimensional Analysis — Quiz Answers

10 verified answers1 views
1
Free Preview

Which expression can be used to convert 80 US dollars (USD) to Australian dollars (AUD)? 1 USD is equal to 1 point 0 3 4 3 AUD 1 AUD is equal to 0 point 9 6 6 8 USD

A
80 USD times the fraction with numerator 1 point 0 3 4 3 AUD and denominator 1 USD
B
80 USD times the fraction with numerator 0 point 9 6 6 8 AUD and denominator 1 USD
C
80 USD times the fraction with numerator 1 point 0 3 4 3 USD and denominator 1 AUD
D
80 USD times the fraction with numerator 0 point 9 6 6 8 USD and denominator 1 AUD
2
Free Preview

To fit between two windows, the width of a bookshelf must be no greater than 6 and 1 half feet. Mrs. Aguilar purchases a bookshelf that is 77 inches wide. Which statement describes the relationship between the width of the bookshelf and the distance between the windows?

A
The bookshelf will fit between the windows with 1 inch remaining.
B
The bookshelf will fit between the windows with no extra room remaining.
C
The bookshelf is 12 inches too wide to fit between the windows.
D
The bookshelf is 5 inches too wide to fit between the windows.
5

Alina is able to swim at a rate of about 2.5 miles per hour. Talia is able to swim at a rate of 1.8 meters per second. Which statement comparing the two swimmers is accurate? 1 mile approximately equal to 1,609 meters

A
Talia swims about 0 point 7 miles per hour faster than Alina.
B
Talia swims about 1 point 5 miles per hour faster than Alina.
C
Alina swims about 0 point 7 miles per hour faster than Talia.
D
Alina swims about 1 point 5 miles per hour faster than Talia.
6

How many square inches are in 60 square feet?

A
5 square inches
B
72 square inches
C
720 square inches
D
8,640 square inches
8

A particular beach is eroding at a rate of 4 centimeters per year. A realtor converts this rate to millimeters per day. Which expression, when evaluated, results in the correct units and numerical value?

A
the fraction with numerator 4 centimeter and denominator 1 year times the fraction with numerator 10 millimeter and denominator 1 centimeter times the fraction with numerator 365 days and denominator 1 year
B
the fraction with numerator 4 centimeter and denominator 1 year times the fraction with numerator 10 millimeter and denominator 1 centimeter times the fraction with numerator 1 year and denominator 365 days
C
the fraction with numerator 4 centimeter and denominator 1 year times the fraction with numerator 1 centimeter and denominator 10 millimeter times the fraction with numerator 365 days and denominator 1 year
D
the fraction with numerator 4 centimeter and denominator 1 year times the fraction with numerator 1 millimeter and denominator 10 centimeter times the fraction with numerator 1 year and denominator 365 days
10

How many inches are in 12 feet?

A
1 inch
B
120 inches
C
24 inches
D
144 inches

Did you find these answers helpful?