Mathcounts March 30

A student earned a grade of 80% on a math test that had 20 problems. How many problems on this test did the student answers correctly?

• 25 problems
• 16 problems
• 18 problems
• 9 problems

Tags

CCSS.6.RP.A.3C

There are 36 carpenters in a crew. On a certain day, 29 were present. What percent showed up for work? (round to the nearest tenth)

• about 80.6%
• about 124.1%
• 36%
• 29%

Tags

CCSS.6.NS.B.2

CCSS.6.NS.B.3

CCSS.6.RP.A.3

• 25

• 20

• 10

• 28

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

• 6 hours

• 20 hours

• 7.5 hours

• 1.5 hours

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

Marcy had $84 in the bank. She took $39 out of her account. How much does she have in her account now?

• $50

• $45

• $123

• $51

Tags

CCSS.3.OA.D.8

Mr. Starky decided to give a pizza party to every class on campus. He bought 189 pizza slices for 5th and 6th grade. He bought 213 pizza slices for 7th and 8th grade. How many pizza slices did he buy total?

• 401

• 5

• 400

• 402

Tags

CCSS.6.EE.B.7

Maria is 25 years old and her sister is 15 years older. How old is her sister?

• 25 - 15 = 10 years old

• 25 + 15 = 40 years old

• 25 X 4 = 100 years old

• 25 + 0 = 25 years old

Tags

CCSS.2.NBT.B.5

CCSS.2.OA.A.1

Alondra made a candy box that held 24 pieces of candy.  The box was 6 rows of __?

• 4
• 12
• 22
• 18

Tags

CCSS.3.OA.A.3

Elisa solved 40 arithmetic problems in 2.5 minutes. Which of the following best represents her unit rate?

• 2.5 problems per minute

• 8 problems per minute

• 16 problems per minute

• 40 problems per minute

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

CCSS.6.RP.A.3

The ratio of dogs to cats at the animal shelter is 4:1. If there are a total of 85 dogs and cats at the shelter, how many dogs are at the shelter?

• 17 dogs

• 51 dogs

• 68 dogs

• 72 dogs

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3