Math and Graphs Quiz

Which of the following numbers is a prime number?

• 9

• 12

• 7

• 15

Which number is NOT a composite number?

• 4

• 6

• 11

• 8

Karen said that 1 is a prime number. Is she correct?

• Yes, because it is only divisible by 1

• No, because it has only one factor

• Yes, because 1 is an odd number

• No, because it is an even number

Which number has more than two factors?

• 2

• 3

• 17

• 9

Which of the following sets contains only prime numbers?

• {2, 4, 6}

• {3, 5, 7}

• {1, 3, 9}

• {10, 11, 12}

Why is 15 a composite number?

• It is an odd number

• It has more than two factors

• It is greater than 10

• It has only two factors

Based on the table below, who sold the most lemonade?

• Anna

• Carla

• Brian

• David

Which student sold the fewest cups? (Using same table)

• Brian

• Carla

• Anna

• David

A bar graph shows the number of pets in five houses. If the tallest bar is above “Dogs,” what can you say?

• Dogs are the least common pet

• All houses have the same pet

• Most houses have dogs

• No house has a dog

A bar graph shows the number of books read in a month. If the bar for March is shorter than February, what does it mean?

• More books were read in March

• Fewer books were read in March

• March has more days

• February had fewer books