Comparing Rates
Quick % problems
Calculating the %
Multi-step problem
Random Fraction Review (no calc)
100

Jordan is using his birthday money to buy baseball cards. Danny's Downtown Shop sells boxes of 80 cards for $23.20. The General Store sells boxes of 120 cards for $28.80. Which store offers the better deal?

General Store:  $0.24 per card

(vs D.D Shop: $0.29 per card)

100

A company claims that their new bottle holds 25% more laundry soap.  If their original container held 53 fluid ounces of soap, how much does the new container hold?

The new container holds 66.25 fluid ounces of laundry soap

100

A salesperson sold a car for $18,250 and their commission is $693.50.  What percentage of the sale price is their commission?

3.8% of the sale price

100

The value of a new car decreases by 15% each year. How much will the car be worth after 2 years if the cost of the new car was $42,600?

 the car will be worth $30,778.50 after 2 years

100

6 ÷ 1/4 

24

200

Monica reads 4 ⅗  pages of a mystery book in 12 minutes.  How much will she read in 75 minutes?

37 1/2 pages

200

Bill bought a shirt for $35.80 plus he paid an additional 7% in sales tax. What was the final cost? 



$38.30

200

With a coupon, you can get a pair of shoes that normally costs $84 for only $72. What percentage was the discount?

The discount is 14.29% of the original price

200

A merchant paid $9,200 pesos for a table. He then marked up the table by 64% of what he paid. 

If he allows customers a 25% discount, how much would the subtotal be?

Selling price = $15,088 pesos

The subtotal after the 25% discount would be $11,316 pesos

200

4/5 ÷ 1/7

28/5  or  5 3/5 

300

Monica reads 4 ⅗  pages of a mystery book in 12 minutes.  How long will it take her to read 50 pages?

100 minutes

300

Kathy bought a pair of jeans on sale for 30% off of the regular price. If the jeans regularly cost $75.00. How much did she pay?


Kathy paid $52.50 for the jeans

300

Andy has a meal in a restaurant.  He adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. When the check comes, it says they also need to pay $3.99 in sales tax.  What percent of the subtotal is the sales tax?

9.5%

300

You receive a coupon for 15% off an new iphone case. The original price of the case is $450MX and there is a sales tax of 3.25%. How much do you have to pay?


(round to the nearest 10th)  

$394.93

300

3 1/3  ÷  1  1/6 

20/7 or  2 6/7

400

Kacey and her three friends went out for lunch.  The subtotal was $38.96 and the sales tax rate in New York is 8.75%.  They want to leave a 15% tip on the total cost.  If Kacey and her three friends split the bill equally, how much will each person pay including tax and tip?

(remember - tip the subtotal) 

Subtotal + Tax = $42.37

Tip on the subtotal: $5.84

Total + Tip = $48.21 / 4 people 

$12.05 per person

400

A car dealership pays $8,350 for a car.  They markup the price to $9,802.90.  What % did they mark up? 

17.4%

400

You walk at a pace of 15km in 4.5 hours. Last year you went on a hiking trip that was 95 kilometers total. This year you are decreasing the distance by 15%.  How long will the hike take you this year, if you walk at the same pace?

24.25 hours

400

2.8 ÷ 2/3

84/20  or  4 1/5  or 4.2

500

Natalia and José are in a baking class. Today, they are making cakes. Natalia mixes 3 ¾ cups of flour with 2 cups of milk. José mixes 6 cups of flour with 3 ⅓ cups of milk. How does their mixture compare?

Multiple strategies

Natalia - 15/8c flour per 1c milk

Jose - 18/10c flour per 1c milk 

15/8 = 75/40  and 18/10 = 72/40, therefore Natalia's has more flour (is more dry)

500

The exchange rate between a Canadian dollar and a US dollar is: 1 USD = 1.38 CAD. 

Airpods (3rd gen) cost $239 CAD in Canada, with a tax rate of 13%, versus, 

Airpods (3rd gen) cost $179 USD in the US, with a tax rate of 8.875%. 

Where should you buy the Airpods so that it is cheaper?

It is cheaper to buy the Airpods in the US, even after accounting for taxes. 

One possible answer: $270.07 CAD (including tax) vs $269.01 CAD (including tax)