MATHCOUNTS 2023 Countdown #21-30

MATHCOUNTS 2023 Countdown #21-30

6th - 8th Grade

10 Qs

quiz-placeholder

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MATHCOUNTS 2023 Countdown #21-30

MATHCOUNTS 2023 Countdown #21-30

Assessment

Quiz

Mathematics

6th - 8th Grade

Easy

CCSS
7.EE.B.3, 7.EE.B.4, 6.SP.A.2

+10

Standards-aligned

Created by

Brynn Reese

Used 3+ times

FREE Resource

10 questions

Show all answers

1.

OPEN ENDED QUESTION

1 min • 1 pt

Avery buys a pair of shoes for $34.00, not including sales tax. If this price is discounted by 15% from the original price, what the original price in dollars? Express your answer to the nearest dollar.

Evaluate responses using AI:

OFF

Tags

CCSS.7.EE.B.3

CCSS.7.EE.B.4

CCSS.7.RP.A.2

CCSS.7.RP.A.3

2.

OPEN ENDED QUESTION

1 min • 1 pt

Media Image

The quiz scores of the 17 students in an algebra class are shown in this stem-and-leaf plot, where 8 | 2 represents a score of 82. What was the median quiz score for this class?

Evaluate responses using AI:

OFF

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

3.

OPEN ENDED QUESTION

1 min • 1 pt

A paper bill of any US denomination has a mass of 1 gram. What is the mass of $1,000,000 worth of 100 dollar bills, in kilograms?

Evaluate responses using AI:

OFF

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.2

CCSS.7.NS.A.3

4.

OPEN ENDED QUESTION

1 min • 1 pt

What is the units digit of 3^75?

Evaluate responses using AI:

OFF

Tags

CCSS.HSF.LE.A.1

5.

OPEN ENDED QUESTION

1 min • 1 pt

Jeremy has been wearing a hat for n years. If he wears it for six more years, he will have work the hat for 6^2 years. How many years has Jeremy been wearing his hat?

Evaluate responses using AI:

OFF

Tags

CCSS.7.EE.B.3

CCSS.7.EE.B.4

6.

OPEN ENDED QUESTION

1 min • 1 pt

The quantity 60 is 320% of what number? Express your answer as a decimal to the nearest hundredth.

Evaluate responses using AI:

OFF

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.2

CCSS.7.RP.A.3

7.

OPEN ENDED QUESTION

1 min • 1 pt

Consider the set of all positive integers less than 50 that are divisible by 3. What is the mean of the set? Express your answer as a decimal to the nearest tenth.

Evaluate responses using AI:

OFF

Tags

CCSS.7.EE.B.3

CCSS.7.NS.A.3

CCSS.7.SP.B.4

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