Concept explainers
Which reasoning process is shown in the following example?
The course policy states that if you turn in at least 80% of the homework, your lowest exam grade will be dropped. I turned in 90% of the homework, so my lowest grade will be dropped.
Answer to Problem 1T
Solution: Deductive reasoning
Explanation of Solution
Given: The course policy thatstates that if a person turn in at least 80% of the homework then his lowest exam grade will drop.
Explanation:
Consider the problem as follows:
Here, it is provided that the course policy states that if he turn in at least 80% of the homework then his lowest exam grade will drop.
Then if he turned in his 90% of the homework, sohis lowest grade will drop.
The above statement gives general to specific conclusion that means, by definition, deductive reasoningis the process of proving a specific conclusion from one or more general statements.
Want to see more full solutions like this?
Chapter 1 Solutions
Thinking Mathematically (6th Edition)
- Alice and Bill have four grandchildren, and they have three framed pictures of each grandchild. They wish to choose one picture of each grandchild to display on the piano in their living room, arranged from oldest to youngest. In how many ways can they do this?arrow_forwardParent Volunteer Laurie was completing the treasurer’s report for her son’s Boy Scout troop at the end of the school year. She didn’t remember how many boys had paid the $24 full-year registration fee and how many had paid a $16 partial-year fee. She knew that the number of boys who paid for a full-year was ten more than the number who paid for a partial-year. If $400 was collected for all the registrations, how many boys had paid the full-year fee and how many had paid the partial-year fee?arrow_forwardCalories Paulette had a grilled chicken salad, ranch dressing, and a 16-ounce drink for lunch. On the Restaurant’s nutrition chart, she saw that each item had the following number of calories: Grilled chicken salad - 320 calories Ranch dressing - 170 calories 16-ounce drink- 150 calories What was the total number of calories of Paulette’s lunch?arrow_forward
- Alice and Bill have four grandchild, and they have three framed pictures of each grandchild. They wish to choose one picture of each grandchild to display on the piano in their living room, arranged from oldest to youngest. In how many ways can they do this?arrow_forwardOver the past year, John has purchased 30 books. In how many ways can he pick four of these books and arrange them, in order, on his nightstand bookshelf? In how many ways can he choose four of these books to take with him on his vacation at the shore?arrow_forwardPhysiology In a physiology class, a student must dissect three different specimens. The student can select one of nine earthworms, one of four frogs, and one of seven fetal pigs. In how many ways can the student select the specimens?arrow_forward
- A day spa charges a basic day rate that includes use of a sauna, pool, and showers. For an extra charge, guests can choose from the following additional services: massage, body scrub, manicure, pedicure, facial, and straight-razor shave. How many ways are there to order additional services at the day spa?arrow_forwardPet Owners According to the Humane Society, in 2015, 65% of U.S. households owned at least one pet, and 42% of households who did own pets owned at least two. The U.S. Census Bureau tells us that there were 117 million households in 2015. How many households owned at least two pets? Report your answer in millions rounded to two places.arrow_forward
- Holt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGALFunctions and Change: A Modeling Approach to Coll...AlgebraISBN:9781337111348Author:Bruce Crauder, Benny Evans, Alan NoellPublisher:Cengage LearningAlgebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage
- Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill