Mathematics Quiz

Which expression is 289.312 in expanded form?

• 2 × 100 + 9 × 10 + 9 × 1 + (3 × 1/10) + (1 × 1/100) + (2 × 1/1000)

• 2 × 100 + 9 × 10 + 8 × 1 + (3 × 1/10) + (1 × 1/100) + (2 × 1/1000)

• 2 × 100 + 8 × 10 + 9 × 1 + (3 × 1/10) + (1 × 1/100) + (2 × 1/1000)

• 2 × 100 + 8 × 10 + 9 × 1 + (3 × 1/10) + (1 × 1/100) + (7 × 1/1000)

What is the value of the problem below in standard form? (5 × 1,000) + (8 × 10) + (2 × 1) + (3 × 1/100) + (6 × 1/1,000)

• 5.882036

• 58.82036

• 5082.036

• 5082.36

Four friends each built a solar car and raced one another. The race times are shown in the table below. Which choice correctly orders the race times, from slowest to fastest?

• Larry, Cory, Marla, Sandy

• Marla, Corey, Sandy, Larry

• Marla, Larry, Sandy, Corey

• Marla, Larry, Corey, Sandy

A farmer fed 9 bags of food to his 5 cows. Each cow ate the same amount of food. How many bags of food did each cow eat?

• between 1/2 and 1

• between 1 and 1 1/2

• between 1 1/2 and 2

• between 2 and 2 1/2

Sasha bought 12 pounds of blueberries. She put the same amount of blueberries into each of 5 bags, with none left over. Which choice correctly describes the amount of blueberries that Sasha put into each bag?

• between 2 and 2 1/3 pounds

• between 2 1/3 and 2 2/3 pounds

• between 2 2/3 and 3 pounds

• between 3 and 3 1/3 pounds

Three neighbors shared 50 pounds of grass seed. If the grass seed is shared equally, between which two amounts is the share of grass seed each neighbor gets?

• between 16 and 16 1/4 pounds

• between 16 1/4 and 16 1/2 pounds

• between 16 1/2 and 16 3/4 pounds

• between 16 3/4 and 17 pounds

Football practice is 3 hours long and is normally split equally into two parts: basic warmup exercises and practicing football plays. How much time is spent practicing football plays?

• 1/2 hour

• 1/3 hour

• 2/3 hour

• 1 1/2 hours

In science class, 2/3 of the students have a sister. Of the students who have a sister, 1/2 have a brother. Which model shows the fraction of students that have both a sister and a brother?

• A

• B

• C

• D

Sally purchased 24 pencils. 1/8 of the pencils are blue. 1/6 of the pencils are red. How many pencils are neither blue nor red?

• 17

• 14

• 7

• 4

Emily drew a picture to model a math problem. Which expression did Emily model?

• 1/4 × 4

• 1/3 × 4

• 2/3 × 4

• 3/4 × 4