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Divisibility, Equations, and Statistics

Divisibility, Equations, and Statistics

Assessment

Interactive Video

Mathematics

9th - 12th Grade

Practice Problem

Hard

CCSS
3.OA.D.9, 8.EE.C.7B, 6.EE.B.7

+1

Standards-aligned

Created by

Olivia Brooks

FREE Resource

Standards-aligned

CCSS.3.OA.D.9
,
CCSS.8.EE.C.7B
,
CCSS.6.EE.B.7
CCSS.6.SP.B.5C
,
The video tutorial covers four math problems. Problem 210 involves calculating the minimum selling price for a television manufacturer to achieve a monthly profit of at least $42,000. Problem 211 is about solving a system of linear equations to find the value of y. Problem 212 requires ordering data sets based on their standard deviation, and Problem 213 involves finding the lowest positive integer divisible by a set of numbers. Each problem is solved step-by-step, demonstrating various mathematical techniques and concepts.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the minimum selling price per unit to ensure a monthly profit of at least $42,000 for the manufacturer?

$150

$160

$170

$180

Tags

CCSS.8.EE.C.7B

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the cost to produce each unit is $90, what is the profit per unit if the selling price is $160?

$70

$60

$90

$80

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of y if 4x + 3y = -2 and 3x + 6 = 0?

3

4

2

1

Tags

CCSS.6.EE.B.7

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of x in the equation 3x + 6 = 0?

-3

-1

-4

-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which data set has the greatest standard deviation?

Set 3

Set 1

All have the same

Set 2

Tags

CCSS.6.SP.B.5C

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mean of the data set: 62, 74, 74, 74, 89?

72.5

73.5

75.5

74.5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which data set has a standard deviation of 0?

Set 1

Set 2

None

Set 3

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