AMC 8 2020 Drill 8 (2K13)

Danica wants to arrange her model cars in rows with exactly 6 cars in each row. She now has 23 model cars. What is the smallest number of additional cars she must buy in order to be able to arrange all her cars this way?

• 1

• 2

• 3

• 4

• 5

A sign at the fish market says, "50% off, today only: half-pound packages for just $3 per package." What is the regular price for a full pound of fish, in dollars?

• 6

• 9

• 10

• 12

• 15

Tags

CCSS.6.RP.A.3C

What is the value of

 $4\cdot\left(-1\ +\ 2\ -\ 3\ +\ 4\ -5\ +\ 6\ -7\ +\ ...\ +1000\right)$ ? 

• -10

• 0

• 1

• 500

• 2000

Tags

CCSS.7.EE.A.1

Eight friends ate at a restaurant and agreed to share the bill equally. Because Judi forgot her money, each of her seven friends paid an extra $2.50 to cover her portion of the total bill. What was the total bill?

• $120

• $128

• $140

• $144

• $160

Tags

CCSS.HSA.CED.A.1

Hammie is in the 6th grade and weighs 106 pounds. His quadruplet sisters are tiny babies and weigh 5, 5, 6, and 8 pounds. Which is greater, the average (mean) weight of these five children or the median weight, and by how many pounds?

• median, by 60

• median, by 20

• average, by 5

• average, by 15

• average, by 20

The number in each box below is the product of the numbers in the two boxes that touch it in the row above. For example, 30 = 6 x 5. What is the missing number in the top row?

• 2

• 3

• 4

• 5

• 6

Trey and his mom stopped at a railroad crossing to let a train pass. As the train began to pass, Trey counted 6 cars in the first 10 seconds. It took the train 2 minutes and 45 seconds to clear the crossing at a constant speed. Which of the following was the most likely number of cars in the train?

• 60

• 80

• 100

• 120

• 140

Tags

CCSS.6.RP.A.3B

A fair coin is tossed 3 times. What is the probability of at least two consecutive heads?

• 
  

  $\frac{1}{8}$
  

• $\frac{1}{4}$

• $\frac{3}{8}$

• $\frac{1}{2}$

• $\frac{3}{4}$

The Incredible Hulk can double the distance he jumps with each succeeding jump. If his first jump is 1 meter, the second jump is 2 meters, the third jump is 4 meters, and so on, then on which jump will he first be able to jump more than 1 kilometer?

• $9^{th}$

• $10^{th}$

• $11^{th}$

• $12^{th}$

• $13^{th}$

Tags

CCSS.HSF.BF.A.2

What is the ratio of the least common multiple of 180 and 594 to the greatest common factor of 180 and 594?

• 110

• 165

• 330

• 625

• 660