Do Now 2/27/12Do Now 2/27/12

Take out HW from Friday.Take out HW from Friday. Text p. 248, #7-20 all, 23-25 allText p. 248, #7-20 all, 23-25 all Practice worksheet 6.4 & Punchline worksheet #99Practice worksheet 6.4 & Punchline worksheet #99

Copy HW in your planner.Copy HW in your planner. Text p. 252, #5-14, 16 & 17Text p. 252, #5-14, 16 & 17 Quiz sections 6.4-6.6 ThursdayQuiz sections 6.4-6.6 Thursday

Be ready to copy POTW #4.Be ready to copy POTW #4.

HomeworkHomeworkText p. 248, #7-20 all, 23-25 allText p. 248, #7-20 all, 23-25 all

7) 37.5%7) 37.5% 8) 63.6%8) 63.6% 9) 22.2%9) 22.2% 10) 8.7%10) 8.7% 11) $55.2511) $55.25 12) $199.7512) $199.75 13) 100%13) 100% 14) 4.8%14) 4.8% 15) 43.6%15) 43.6%

16) 69.2%16) 69.2% 17) 3017) 30 18) 4218) 42 19) 56.25 gallons19) 56.25 gallons 20) $8.9620) $8.96 23) a. $41,50023) a. $41,500

b. $17,845b. $17,845

c. 80.7%c. 80.7% 24) about 131.3%24) about 131.3% 25) about 8,506 trillion Btu25) about 8,506 trillion Btu

HomeworkHomeworkSection 6.4 Practice worksheetSection 6.4 Practice worksheet

1) $13.35; $75.651) $13.35; $75.65 2) 40% decrease2) 40% decrease 3) $23.98; $35.973) $23.98; $35.97 4) 10% increase4) 10% increase 5) $12.87; $26.135) $12.87; $26.13 6) $43.97; $35.986) $43.97; $35.98 7) $12,7507) $12,750

HomeworkHomeworkPunchline worksheet #99Punchline worksheet #99

G. 27.3%G. 27.3% D. 21.4%D. 21.4%

O. 42.9%O. 42.9% U. 10.5%U. 10.5% L. 11.2%L. 11.2% C. 6.1%C. 6.1% B. 150%B. 150%

E. 117.4%E. 117.4% Y. 75.9%Y. 75.9%

S. 165.2%S. 165.2% T. 16.6%T. 16.6% N. $9.22N. $9.22 R. 60.9%R. 60.9%

A. 8.2%A. 8.2% I. 33.3%I. 33.3%

(1) NUTS AND BOLTS(1) NUTS AND BOLTS

(2) A CRYING SAUCER(2) A CRYING SAUCER

Shopping and Business Shopping and Business ApplicationsApplications

ManufacturerManufacturerPricePrice

SaleSale

PricePriceOriginalOriginalPricePrice

RetailRetail

PricePriceDiscountDiscount

MarkupMarkup

MarkupsMarkups

A retailer (store) buys items from A retailer (store) buys items from manufacturers at manufacturers at WHOLESALE PRICESWHOLESALE PRICES. The . The retailer then sells those items to customers retailer then sells those items to customers (you and me) at (you and me) at RETAIL PRICESRETAIL PRICES. .

The increase in price from the The increase in price from the WHOLESALE PRICEWHOLESALE PRICE to the to the RETAIL PRICERETAIL PRICE is how is how a store makes money. This increase is called a store makes money. This increase is called a a MARKUPMARKUP. .

Retail priceRetail price == Wholesale priceWholesale price + + MarkupMarkup

DiscountsDiscounts

A decrease from the original price of an A decrease from the original price of an item to the sale price is a item to the sale price is a DISCOUNTDISCOUNT. The . The discount is calculated using a percent of the discount is calculated using a percent of the original price. original price.

Sale priceSale price == Original priceOriginal price – – DiscountDiscount

ObjectiveObjective SWBAT find commission, sales tax, and SWBAT find commission, sales tax, and

percent of earnings percent of earnings

Section 6.5 “Percent Applications”Section 6.5 “Percent Applications”

Percents can be applied to many Percents can be applied to many everyday ordinary activities: everyday ordinary activities:

1) commission1) commission

2) tips2) tips

3) sales tax3) sales tax

4) percent of earnings4) percent of earnings

5) revenue and profit5) revenue and profit

CommissionCommission

Car salesmanCar salesman

Real-estate agentReal-estate agent

Stock/bond brokerStock/bond broker

Furniture salesmanFurniture salesman

Insurance salesmanInsurance salesman

a fee paid to a person a fee paid to a person who makes a salewho makes a sale

CommissionCommission == Commission Commission raterate

x x SalesSales

Finding a CommissionFinding a CommissionA real-estate agent is paid a monthly salary of $900 plus A real-estate agent is paid a monthly salary of $900 plus commission. Last month she sold one apartment for commission. Last month she sold one apartment for $65,000 earning 4% commission on the sale. How much $65,000 earning 4% commission on the sale. How much was her commission. How much money did she make in was her commission. How much money did she make in total for the month?total for the month?

CommissionCommission == Commission Commission raterate

x x SalesSales

== 4%4% x x

== $2,600$2,600

+ + $900$900== $2,600$2,600

What is 4% of $65,000?

100

4

000,65

a $65,000$65,000 or

TotalTotal == CommissionCommission + + SalarySalary

== $3,500$3,500

Finding a CommissionFinding a CommissionLarry is paid a monthly salary of $2,100 plus commissions. Larry is paid a monthly salary of $2,100 plus commissions. Last month he sold one car for $39,500, earning 3% Last month he sold one car for $39,500, earning 3% commission on the sale. How much was his commission. commission on the sale. How much was his commission. What was his total pay for the month?What was his total pay for the month?

CommissionCommission == Commission Commission raterate

x x SalesSales

== 3%3% x x

== $1,185$1,185

+ + $2,100$2,100== $1,185$1,185

What is 3% of $39,500?

100

3

500,39

a $39,500$39,500 or

TotalTotal == CommissionCommission + + SalarySalary

== $3,285$3,285

Sales Tax and TipsSales Tax and Tips

SALES TAXSALES TAX is calculated using a percent is calculated using a percent of the purchase price. of the purchase price.

TIPSTIPS are calculated using a percent of are calculated using a percent of the purchase price. TIPS are calculated ONLY the purchase price. TIPS are calculated ONLY on the food or service bill. Do not include on the food or service bill. Do not include sales tax when finding a tip. sales tax when finding a tip.

Sales TaxSales Tax == Tax rateTax rate x x Purchase pricePurchase price

TipTip == Tip %Tip % x x SalesSales

Sales Tax and TipsSales Tax and TipsThe bill for your restaurant meal is $22. The bill for your restaurant meal is $22.

You leave a 15% tip and the sales tax is 6%. You leave a 15% tip and the sales tax is 6%. How much of a tip did you leave the waitress? How much of a tip did you leave the waitress? What is the total cost of your meal? What is the total cost of your meal?

= 15% x = 15% x 22 22

== $22$22 + + $1.32$1.32== $26.62$26.62

Total costTotal cost == Food billFood bill + + Sales taxSales tax + + TipTip

+ + $3.30$3.30

Sales TaxSales Tax == Tax rateTax rate x x Purchase pricePurchase price

TipTip == Tip %Tip % x x SalesSales

= 6% x = 6% x 22 22

Sales TaxSales TaxIf the sales tax rate is 7.75%, how much If the sales tax rate is 7.75%, how much

tax would Melanie pay if she bought a DVD tax would Melanie pay if she bought a DVD player for $145.80 and two DVDs for $15.99 player for $145.80 and two DVDs for $15.99 each?each?

DVD player = $145.80DVD player = $145.80

2 DVDs @ $15.99 = $31.982 DVDs @ $15.99 = $31.98

== $13.78$13.78

Sales TaxSales Tax == Tax rateTax rate x x Purchase pricePurchase price

= 0.0775 x = 0.0775 x $177.78 $177.78

Percent of EarningsPercent of Earnings

Jorge earns $36,000 yearly. Of that, he Jorge earns $36,000 yearly. Of that, he pays $12,240 for rent. What percent of Jorge’s pays $12,240 for rent. What percent of Jorge’s earnings goes to rent? earnings goes to rent?

$12,240 is what percent of $36,000?

100000,36

240,12 p

34% of Jorge’s earnings goes to rent.

Revenue and ProfitRevenue and Profit

Students wash cars to raise funds for class Students wash cars to raise funds for class trips. The class made a profit of $326.60 from trips. The class made a profit of $326.60 from last Saturday’s car wash, which was 92% of its last Saturday’s car wash, which was 92% of its revenue. How much was the revenue for the car revenue. How much was the revenue for the car wash? wash?

$326.60 is 92% of what number?

100

9260.326

b

The revenue for the car wash was $355.

HomeworkHomework Text p. 252, #5-14, 16 & 17Text p. 252, #5-14, 16 & 17

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