Concept explainers
HTML Colors in HTML (the language in which many web pages are written) can be represented by six-digit hexadecimal codes: sequences of six integers ranging from 0 to 15 (represented as 0, …, 9, A, B, …, F).
a. How many different colors can be represented?
b. Some monitors can display only colors encoded with pairs of repeating digits (such as 44DD88). How many colors can these monitors display?
c. Grayscale shades are represented by sequences xyxyxy consisting of a repeated pair of digits. How many grayscale shades are possible?
d. The pure colors are pure red: xy 0000; pure green: 00 xy 00; and pure blue: 0000xy. (
Want to see the full answer?
Check out a sample textbook solutionChapter 6 Solutions
Finite Mathematics
- How many ways are there to construct a 4-digit code if numbers can be repeated?arrow_forwardLicense Plate Numbers In the state of Pennsylvania, each standard automobile license plate number consists of three letters followed by a four-digit number. How many distinct license plate numbers are possible in Pennsylvania?arrow_forwardHow many distinguishable words can be formed from the letters of the word casserole if each letter is used exactly once?arrow_forward
- In how many different ways can two letters be chosen from the letters A, B, C, D, E, F, and G? (The order of the two letters is not important.)arrow_forwardHow many different signals can be sent, when three flags are used, if two of the 9 flags are missing?arrow_forwardA product’s catalog number is made up of one letter from the English alphabet followed by a five-digit number. How many different catalog numbers are possible?arrow_forward
- How many distinct ways can the word EVANESCENCE be arranged if the anagram must end with the letter E?arrow_forwardAlice 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_forwardHow many ways can a baseball coach arrange the order of 9 batters if there are 15 players on the team?arrow_forward
- License Plate Standard automobile license plates in California display a nonzero digit, followed by three letters, followed by three digits. How many different standard plates are possible in this system?arrow_forwardHow many unique ways can a string of Christmas lights be arranged from 9 red, 10 green, 6 white, and 12 gold color bulbs?arrow_forwardIn how many ways can 10 teenagers be seated at a round table if 2 girls wish to sit with their boyfriends.arrow_forward
- Algebra and Trigonometry (MindTap Course List)AlgebraISBN:9781305071742Author:James Stewart, Lothar Redlin, Saleem WatsonPublisher:Cengage LearningCollege AlgebraAlgebraISBN:9781305115545Author:James Stewart, Lothar Redlin, Saleem WatsonPublisher:Cengage Learning
- College Algebra (MindTap Course List)AlgebraISBN:9781305652231Author:R. David Gustafson, Jeff HughesPublisher:Cengage LearningAlgebra: Structure And Method, Book 1AlgebraISBN:9780395977224Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. ColePublisher:McDougal Littell