(a)
To complete: the given table
(a)
Answer to Problem 48STP
Number of days | Expression evaluation | Total cost ($) |
2 | | 10 |
4 | | 20 |
6 | | 30 |
Explanation of Solution
Given:
DVDs cost $4 to rent for two days
Games cost $3 to rent for one day
Number of Days | Total Cost ($) |
2 | ¦ |
4 | ¦ |
6 | ¦ |
Calculation:
Let one DVD is rented for x days (since, rent of DVD is fixed for 2 days, thus x should be a multiple of two as otherwise also rent will be calculated on the next multiple of 2 that comes after x)
Let one game is rented for y days.
Then cost of renting one DVD for x days
Cost of renting one game for y days
Then total cost
To complete the table, we take
Number of days | Expression evaluation | Total cost ($) |
2 | | 10 |
4 | | 20 |
6 | | 30 |
Conclusion:
Thus, the given table is completed.
(b)
To find: the total cost of buying 4 DVD's and 3 games for 10 days
(b)
Answer to Problem 48STP
The total cost of buying 4 DVD's and 3 games for 10 days is $170
Explanation of Solution
Calculation:
Since, cost of renting one DVD for x days
Therefore, cost of renting 4 DVD's for x days
Since, cost of renting one game for y days
Therefore, cost of renting three games for y days
Hence, the total cost
Now, substituting,
Thus, the total cost of buying 4 DVD's and 3 games for 10 days is $170
Conclusion:
Thus, the total cost of buying 4 DVD's and 3 games for 10 days is $170
Chapter 1 Solutions
Pre-Algebra, Student Edition
Additional Math Textbook Solutions
PREALGEBRA
Linear Algebra and Its Applications (5th Edition)
College Algebra (7th Edition)
College Algebra
Elementary Algebra
- Algebra and Trigonometry (6th Edition)AlgebraISBN:9780134463216Author:Robert F. BlitzerPublisher:PEARSONContemporary Abstract AlgebraAlgebraISBN:9781305657960Author:Joseph GallianPublisher:Cengage LearningLinear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning
- Algebra And Trigonometry (11th Edition)AlgebraISBN:9780135163078Author:Michael SullivanPublisher:PEARSONIntroduction to Linear Algebra, Fifth EditionAlgebraISBN:9780980232776Author:Gilbert StrangPublisher:Wellesley-Cambridge PressCollege Algebra (Collegiate Math)AlgebraISBN:9780077836344Author:Julie Miller, Donna GerkenPublisher:McGraw-Hill Education