DFA 2 Review

​Percent Increase and Decrease

Some text here about the topic of discussion

​Formula

Determine new and original amounts.

Subtract, then divide.

Multiply by 100 to get the percent.

​

​Steps

Match

Match the following steps to instructions.

• Step 1

• Step 2

• Step 3

• Step 4

• Step 5

 identify the new amount

identify the original amount

subtract new from the original to get the change

 divide the change by the original

 multiply the answer by 100 to get your percent change

•  identify the new amount

• identify the original amount

• subtract new from the original to get the change

•  divide the change by the original

•  multiply the answer by 100 to get your percent change

Multiple Choice

There were 350 members in the high school marching band last year. This year, the number of marching band members increased by 56. By what percentage did the number of marching band members increase?

• 84%

• 6%

• 16%

• 19%

Multiple Choice

• A

• B

• C

• D

Multiple Choice

• F

• G

• H

• J

Open Ended

In 1990, it cost $4.00 for a student movie ticket. In 2010, it cost $10.00 for a student movie ticket. Find the percent of increase in the ticket price.

Multiple Choice

Anthony bikes 6 miles in half of an hour. If he travels at that same rate, which table shows the miles he will travel in 4 hours?

Multiple Choice

The ratio of 7^th graders to 8^th graders in student council is 2:3. If there are 51 8^th grade students in student council, what is the total number of students in student council?

• 17

• 85

• 34

• 105

Multiple Choice

Which of these does NOT represent the distance a car travels when going 55 miles per hour?

• d = 55t where d represents the distance in miles and t represents the time in hours

• In 3 hours a car will travel a distance of 160 miles

Multiple Choice

24% of the students at Judson High School plan to go into the Army after graduation. If there are 2600 students at Judson High School, how many students plan to go into the Army after graduation?

• 624

• 2576

• 108

• 1976

Multiple Choice

A ratio can be written in 3 ways. Which of the following is NOT how a ratio is written?

• 3=4

• 3 : 4

• 3 / 4

• 3 to 4

Multiple Choice

A unit rate is a rate in which the unit in the denominator is:

• 0

• 3

• 1

• 2

Multiple Choice

A bag of marbles comes with 3 blue marbles, 2 red marbles, and 5 yellow marbles. What is the ratio of red to yellow?

• 2 to 5

• 5 to 3

• 3 to 5

• 5 to 2

Multiple Choice

If Justin can type 408 words in 4 minutes, how many words can he type per minute? (What is his unit rate)

• 102 words per minute

• 100 words per minute

• 400 words per minute

• 412 words per minute

Multiple Choice

Similar figures contain congruent corresponding sides.

• True

• False

Multiple Choice

Similar figures contain congruent corresponding

angles.

• True

• False

Multiple Choice

• F

• G

• H

• J

Multiple Choice

• 205

• 105

• 230

• 135

Multiple Choice

What is the scale factor from ΔABC to ΔDEF?

• 1/2

• 7/3

• 2

• 10/3

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

A map has a scale of 1 cm=5km.  On the map, two cities are 3 cm apart. What is the actual distance between these cities? 

• 1.7 km

• 5 km

• 15 km

• 17 km 

Multiple Choice

What is a scale drawing?

• A drawing that shows a real object enlarged or reduced

• A drawing of the weight of an object

• A life size drawing of an object

• A drawing that shows all the sides of a building

Multiple Choice

Leo wants to buy some shoes. He found the shoes at three different stores for a price of $35. The stores are each having a sale. Which statement about the sale price of these shoes is true?

• Store X has the best sale price of $20.

• Store Z has the best sale price of $28.

• Store Y has the best sale price of $30.

• Store Z has the best sale price of $7.

Multiple Choice

Roger is buying a new microwave. The original price of the microwave is $510. Which offer will result in the lowest price.

• $50 coupon, and then a $10 rebate

• 20% off, and then a $80 coupon

• 30% off

• $100 coupon

Multiple Choice

Sam bought an $85.00 jacket for 40% off of the regular price. How much did he pay for the jacket?

• $75

• $51

• $36

• $42.50

Multiple Choice

In Oscar's monthly budget, each category is assigned a certain percentage of his monthly income. Oscar's monthly income is $2,250. Which statement is NOT supported by the information in the table?

• Oscar puts $360 of his monthly income into savings.

• Less than $900 of Oscar's monthly income is for his house payment and life insurance.

• Oscar budgets $485 of his monthly income for telephone, utilities, and emergencies.

• More than $530 of Oscar's monthly income is for his car payment abd car insurance.

Multiple Choice

Maria's monthly income is $2,000. The table displays the different categories in Maria's monthly budget and the amount of money she spends in each category. Which statement is no supported by the information in the table?

• More than $$\frac{1}{2}$$ of Maria's monthly income is spent on rent.

• Maria puts 15% of her monthly income into savings.

• More than $$\frac{1}{4}$$ of Maria's income is spent on utilities, cable, and groceries.

• Maria spends 14% of her monthly income on her cell phone and other expenses.

Multiple Choice

• $22.50

• $127.50

• $15.00

• $135.00

Multiple Choice

Sandra bought a new coat for $49.99 and 3 skirts for $24.99 each. If the sales tax rate is 7%, to the nearest cent what is the amount of sales tax Sandra will owe on the purchase?

• $151.90

• $11.36

• $7.52

• $8.75

Multiple Choice

1. If the income tax rate is 4%, determine the amount of income tax paid on an income of:

a. 40,000

• $160,000

• $1,600

• $16,000

• $160

Multiple Choice

1. If the income tax rate is 4%, determine the amount of income tax paid on an income of:

c. 75,000

• $3,000

• $30,000

• $300

• $300,000

Assets, Liabilities, Net Worth

• Assets are things you own that own that have value: car, house, art, saving, etc.

• Liabilities are things you own money own: mortgage, credit card, student loans, etc.

• Net worth = assets - liabilities

• Remember if liabilities is great than assets then do liabilities - assets and your net worth will be negative.

Multiple Choice

Bob's assets are $3,800.

His liabilities are a $2,500 student loan and $1,700 he owes on his credit card. What is his net worth.

• -$4,200

• -$400

• $4,200

• $400

Multiple Choice

Which of the following are considered assets?

1. A Car

2. Student Loans

3. Rent Payments

• 1 only

• 1 and 2 only

• 2 and 3 only

• 1, 2, and 3 only

Multiple Choice

Jin's total assets are $8,794.  Her liabilities are $6,292.  What is her net worth?

• $6,124

• $15,086

• -$4,328

• $2,502