Bench Mark Series #2

Bench Mark Series #2

benchmark test #2 review

How do we turn a fraction to a decimal?

item #6 standard 7nsa2d

divide numerator by the denominator

The bar above the number in the decimal means that it is a repeating decimal

Converting fractions to decimals

Long Division

Multiple Choice

convert 1/8 into a decimal

• 0.150

• 0.145

• 0.125

Multiple Choice

3/8

• 0.375

• 0.380

• 0.475

MARK UP

USING PERCENTS

standard 7rpa3

Multiple Choice

Barnes and Nobles buys a book for $4.25.  Then they markup the price by 30%.  Which equation can be used to find how much do they sell the book for?

• x = 0.3(4.25)
• x = 1.3(4.25)
• x = 0.7(4.25)
• x = 0.03(4.25)

Multiple Choice

The whole sale cost of a bicycle is $75. There is a mark-up of 55%. What is the sale price of the bike?

• $41.25

• $75

• $116.25

• $125

Proportional Reasoning

item #13 -14

SCALE DRAWINGS

Scale Factors

standard 7GA1

Scale Drawings

What is a scale drawing?

Reduce or enlarge?

Rates and Ratios.

Using Scale Factors

Show your work in your journal

How did you set up the problem using proportional reasoning?

Multiple Choice

Find the perimeter of the large triangle.

• 24
• 36
• 12
• 54

Multiple Choice

what is the length of x?

• 41

• 60

• 1

• 20

Finding the Scale Factor

If the Scale Factor is greater than 1 then the scale factor will cause an increase

If the Scale Factor is smaller than 1 then the scale factor will cause a decrease

Multiple Choice

What is the scale factor if the triangle on the left is the original?

• 2
• 3/2
• 2/3
• 1/2

Multiple Choice

If the scale factor is less than one, the new figure will be

• an enlargement
• a reduction
• a scale factor
• bigger

Multiple Choice

The two rectangles are scale drawings. What is the measurement of x?

• 21
• 1.25
• 20
• 4

Multiple Choice

If you want to find the scale factor from one figure to another, which formula should you use?

• Copy/Original

• Model/Actual

• Both

Multiple Choice

If the scale factor is greater than one, the new figure will be

• a reduction
• an enlargement
• a scale
• not proportional

Multiple Choice

Jamie made a scale drawing of his apartment building.  The building is 300 ft tall.  He wants his scale to be 1 inch : 10 ft.  How tall should his building be in his scale drawing?

• 25 inches
• 60 inches
• 1/30 inch
• 30 inches

Multiple Choice

The two rectangles are scale drawings. What is the measurement of x?

• 21
• 1.25
• 20
• 4

Combining Like Terms

What make terms alike?

Multistep thinking

Does Profit increase or decrease the original amount?

Computing Unit Rates

• Standard 7.RP.A.1

• Compute unit rates associated with ratios of fractions, including ratios of lengths, areas, and other quantities measured in like or different units.

Computing Unit Rates

CLT

I can solve unit rate problems using complex fractions.

I can solve real world problems using unit rates, including simplifying complex frations.

Unit Rates

Dont be scared of Fractions

Multiple Choice

Jesse has a container that contains 18 3/4 cups of ice cream. How many 1/3 cup servings are in the container?

• 6

• 50

• 56

Multiple Choice

If a dog can eat 1/3 of a bag of food in 1/2 week, how many bags of food can the dog eat in 1 week?

• 1/6

• 2/3

• 3/2

• 5/6

Multiple Choice

If a snail can move 3/10 of a meter every 1/12 hour, what is the speed of the snail, in meters per hour?

• 1/40

• 5/18

• 1 1/2

• 3 3/5

Proportional Relationships

Between Quantities

Standard 7.RP.A.2

Proportional Relationship

Recognize and represent proportional relationships between quantities

Constant of Proportionality

Multiple Choice

what is the constant of proportionality?

• y=5x
• y=6x
• y=30x
• y=jfoiwuyr98q27r98 

Multiple Choice

Determine the constant of proportionality for the table. Express your answer as y = kx

• 15k

• x = 15y

• y = 0.06x

• y = 15x

Multiple Choice

Determine the constant of proportionality for the table. Express your answer as y = kx

• y = 1/2x

• x = 1/2y

• y = 2x

• k = x