Unit 3 review

Which set of numbers is showing a sequence?

• 4, 14, 41, 64, 37

• 4, 13, 22, 31, 40

• 1, 1, 4, 2, 1, 7

• 45, 41, 39, 38, 22

What is the pattern of the sequence

3, 6, 5, 10, 9, 18, ...

• add 3 subtract 1

• multiply by 3

• multiply by 2 subtract 1

• add 3 add 5

What is the next term of the sequence

3, 6, 5, 10, 9, 18, ...

• 21

• 36

• 7

• 17

Sam eats a snack every 3 hours. If he eats his first snack at 9:00, at what time he eats his 4th snack?

• 18:00

• 21:00

• 17:00

• 20:00

What digit is in the hundredths place?

126.83

• 1

• 8

• 6

• 3

Camila solved the word problem in 58.72 seconds and Javiera solved it 29.8 seconds faster. How much time did Javiera take to solve the problem?

• 88.52 seconds

• 55.74 seconds

• 28.92 seconds

• 31.12 seconds

Josefa is baking some brownies and she has 2.7 cups of chocolate, but the recipe asks for 7 cups. How much more chocolate does she need?

• 4.3 cups

• 9.7 cups

• 5.7 cups

• 3.4 cups