Patterns, Functions, and Algebra

The chart shows the different shirts, pants, and shoes Simon has in his closet. Which lists all of the possible combinations Simon can create of on shirt, one pair of pants, and one pair of shoes?

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A number machine uses a rule to change numbers. The table shows the results. Which could be the rule the number machine uses to change the input numbers to the output numbers?

• Add 15

• Subtract 15

• Divide by 4

• Multiply by 4

Which rule can be used to find the next number in this increasing pattern?

3, 4, 6, 9, 13, 18, 24, __

• Add 7 to 24

• Add 6 to 24

• Add 5 to 24

• Add 3 to 24

Jordan needs to walk 6 more miles this week to reach his weekly goal of 21 miles. Which number sentence can be used to find n, the total number of miles that Jordan has walked so far this week?

• n = 6 + 21

• n + 6 = 21

• n = 6 × 21

• n - 6 = 21

What is the 7^th term in this decreasing pattern?

73, 64, 56, 49, 43, ...

• 34

• 36

• 38

• 29

Which situation could be represented by the open sentence 15 - 5 = p?

• Stuart is reading a book that has a total of 15 chapters. He reads 5 chapters every day. How many days will it take Stuart to finish the book?

• Stuart is reading a book that has a total of 15 chapters. He has already read 5 chapters. How many chapters of the book are left for Stuart to read?

• Stuart is reading a book that has a total of 15 chapters. This book has 5 chapters less than the book Stuart read last week. How many chapters were in the book Stuart read last week?

• Stuart is reading a book that has a total of 15 chapters. This is 5 times the number of chapters as the book Stuart read last week. How many chapters were in the book Stuart read last week?

Sylvia has 18 pieces of red, cherry-flavored candy to share equally among friends. Which is a variable in this situation?

• The number of friends who will receive candy

• The number of pieces Sylvia has

• The flavor of each piece of candy

• The color of each piece of candy

Mia has a full box of Girl Scout cookies plus three extra cookies. Which expression represents the total number of cookies that Mia has?

• b - 3

• b + 3

• b ÷ 3

• b × 3