Proportional Relationships
Discounts
Markups
Taxes & Tips
Percent Increase/Decrease
100

What is my ratio if my car gets 36 miles per gallon?

1:36

100

If I want to buy a sweater that is 50% off it's originial price of $70. What is the discounted price of the sweater?

$35

100

If a dish set cost $57, what would the new price be if a markup of 15% would occur?

$57 * 115% (1.15) = $65.55

100

If your dinner bill is $21.00, what would a 20% tip be on the bill?

$21.00 * 20% = $4.20

100

Your first paycheck was $150. Your second paycheck was $100. What would the percentage decrease be?

(150-100 / 150) * 100%

(50/150) * 100% 

= 33.333% decrease 

200

A painting uses 3 cups of blue compared to 8 cups of yellow. What is the ratio of this painting?

3:8

200

I want to buy a video game that is originally priced at $60. If it is discounted for 20% off. What will be the price that I pay for the video game?

$60 (original) - $12 (discount) = $48 

200

If dollar tree decides to mark up their $1.25 prices up 67%. What are the new prices of all items.

$1.25 * 1.67 = $2.09

200

If you bought a bike for retailed price of $119.00, what would be the Virginia Sales Tax (5.3%) on that bike?

$119.00 * 5.3% = $6.31

200

Your third paycheck was $160.00 Your forth paycheck was $200.00. What is the percentage increase?

= (($200 - $160) / $160) * 100%

= ($40/$160) *100%

= 25% increase

300

If my car gets 36 miles to the gallon. How far can I travel if I put in 7 gallons of gas in my car?

36 * 7 = 252 miles

300

What would the discount be of an item that originally cost $520.00 but it is discounted off 28%. 

$520.00 * 0.28 = $145.60

300

How much would the markup be for a $70 video game that is markup 13%? Tell me the markup (increase) not the new price.

$70 * 1.13 = $79.10

$79.10 - $70 = $9.10


300

You go to Dunkin Donuts and your order total is $42.50, you add a 25% tip on your order. What would be the total cost of the order plus tip?

$42.50 * 25% = $10.63

$42.50 + $10.63 = $53.13

300

A hotel nightly rate is normally $250/night. During the holiday break, they raised their rate to $425/night. What is the percentage increase of the hotel price?

= (($425-$250)/$250) * 100%

= ($175/$250) * 100%

= 70% increase

400

If my car gets 24 miles a gallon, and my speedometer reads I only have 132 miles left of gas. How many gallons of gas do I have left?

132 / 24 = 5.5 gallons

400

How much would I pay for a set of golf clubs that are originally prices for $1,475.00, but the store is offering a 42.5% discount. 

$1475.00 - $626.88 (discount) = $848.12

400

If a car has a price of $55, 300, and the dealership decides to do a markup of 27%. What would the markup (increase) be? Not new price.

$55,300 * 1.27 (markup) = $70,231.


$70,231 - $55,300 = $14,931

400

You just bought your first car, and it cost you $16,875.00 from the dealership. Using Virginia Sales Tax (5.3%). What would the cost be for the car + the taxes on it?

$16,875.00 * 5.3% = $894.38

$16,875.00 + $894.38 = $17,769.38

400

During the month of July, Richmond Raceway sold tickets for $130/each. A week before the race, they sold their remaining tickets for $19/each. What is the percent decrease of the tickets sold?

= (($130-$19) / $130) * 100%

= ($111/$130) * 100%

= 85.38% decrease

500

For every 1/4 cup of white paint I use, I need to use 4 cups of blue paint. For my painting, I used a total of 5/4 cups of white paint. How much blue paint did I use?

4 cups * 5 = 20 cups

500

I go to Old Navy and want to purchase clothing that will cost me originally $50.25. They are currently discounted for 20% off. But the store would offer me 35% discount if I pay $10 for their membership card. Which offer should I take? Tell me the cost for both.

W/out Membership:

$50.25 - $10.05 (20% discount) = $40.20

W/membership:

$50.25 - $17.59 (35% discount) + $10 card = $42.66

Without Membership is better

500

What would the markup percentage be if the original price of an item was $45.60 and the new markup price is $65.30.

65.30/45.60 = x/100

6530 = 45.60x 

x = 143.2% (43.2% markup)

500

You go to a fancy restaurant and your dinner bill is $278.65. Your waiter was superb and you are tipping 120% of your bill. What would be the total (bill + tip) for your dinner?

$278.65 * 120% = $334.38

$278.65 + $334.38 = $613.03

500

If water was sold for $4.50/packet before Hurricane Isabel hit, and after the hurricane, it was priced at $9.75. What would the percent increase be for water?

= (($9.75 - $4.50) / $4.50) * 100%

= ($5.25 / $4.50) * 100%

= 116.67% increase