Unit 5 Review

Mrs. Costello's Mets have won only 5 National League pennants. The Yankees have won 8 times as many American League pennants. How many AL pennants have the Yankees won?

• 13 AL pennants

• 20 AL pennants

• 30 AL pennants

• 40 AL pennants

What is NOT a factor pair of 28?

• 1, 28

• 2, 14

• 3, 12

• 4, 7

39 is a _________________ number.

• prime

• composite

Since 50 is a factor of 100, it also must be a factor of 200.

• True

• False

7 x 6 =

• 21

• 28

• 35

• 42

The students in Mr. Cav's class counted by 10s to get to 100. How many people counted?

• 5

• 10

• 15

• 20

Which expression describes this array?

• 18 x 1

• 2 x 9

• 3 x 9

• 3 x 6

18 and 36 both have ____ as a factor.

• 4

• 6

• 12

• 36

All of the factors of 36 are ____________________ .

• 1, 2, 18, 36

• 1, 2, 3, 4, 5, 18, 36

• 1, 2, 3, 4, 6, 9, 12, 18, 36

• 0, 1, 36

2 is the only even prime number.

• True

• False