Grade 7 McGraw Hill Glencoe - Answer Keys Answer keys Chapter 9: Probability; Lesson 6: Permutations

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Grade 7 McGraw Hill Glencoe - Answer Keys

Chapter 9: Probability; Lesson 6: Permutations

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Question 1 (request help)
In the Battle of the Bands contest, in how many ways can the four participating bands perform?

different possible orders

Question 2 (request help)
A garage door code has 5 digits. If no digit is repeated, how many codes are possible?

codes

Find each value. Use a calculator if needed.

Question 6 (request help)
You have five seasons of your favorite TV show on DVD. If you randomly select two of them from a shelf, what is the probability that you will select season one first and season two second?

Question 7 (request help)
Model with Mathematics The graphic novel frame below explains how the survey has students rank their favorite kinds of music. In how many ways can the survey be answered?

ways