Percentages
Discounts
Best buys
GST
Profit or loss
100

What does "percent" mean?

Out of 100

100

What does the word 'discount' mean?

A deduction from the usual cost of something.

100

A box of 25 Cheapo blank DVDs costs $20.95 while a 10-pack of the same brand costs $7.95. Which is the better buy?

10-pack

100

What does GST stand for?

Goods and Services Tax

100

How does someone make a profit?

When they sell the item for more than what they paid for.

200

What percentage is the decimal 0.56?

56%

200

Jeans which cost $45 are discounted by 14%. What is their sale price?

$38.70

200

A microwave oven is on sale at 3 stores: 

Good Gals: $244 less 5% discount 

Hardly Normal: $259 less 10 % discount 

J-Mart: 4 monthly payments of $55.20 

Which store gives the best offer?

J-mart

200

What is GST-inclusive prices?

It is when 10% GST is already included in the items.

200

Finish of the sentence: How is percentage profit or loss calculated?

Change in price divided by original price x 100%

300

Find the percentage of 33 out of 50.

66%

300

Sunglasses were selling at the discounted price of $18.36. If the discount was $4.59,what is the original price of the sunglasses?

$22.95

300

Goo glue sticks come in three sizes: 

Small: 8 g for $1.40 

Medium: 21 g for $2.57 

Large: 35000 mg for $3.59 

Which size is best value for money?  

Large

300

Find the GST payable on a microwave priced at $170.

$17

300

A car was brought for $18 700 and sold for $15 000. What is the cost price?

$18 700

400

What is 40% of $92?

$36.80

400

Hannah bought a $1870 computer for $1450. What was the discount as a percentage of original price?

22.5%

400

At Pizza World, pizzas cost $9.50, a bottle of cola costs $3.45 and garlic bread is $3.10.

In which deal do you save the most money compared to the individual costs?

Hungry Pack ($23.90): 2 pizzas, 1 cola, 2 garlic breads. 

Triple Treat ($29.90): 3 pizzas, 2 colas.

Hungry Pack

400

Find the GST payable and the final price on a straightener valued at $230.

$253

400

A car was brought for $18 700 and sold for $15 000. Was is the percentage loss (to the nearest percent)?

20%

500

Find 3.02% of $100.95

$3.05

500

Regan saved $36 when he bought a lawn mower for $369. What was the percentage discount?

8.9%

500

One can of Mountain Dew costs $1.25 in a vending machine. A 12-pack of Mountain Dew costs $3.49 at the grocery store. How much money would you save by purchasing a dozen cans of Mountain Dew at the grocery store instead of a dozen at the vending machine?

You would save $11.51 by buying Mountain Dew at the grocery store rather than at the vending machine.

500

Calculate the original price of a guitar priced at $345.60 (including GST).

$314.18

500

A 3D TV costing $2500 is sold for $3500. Find the percentage profit (to the nearest percent).

29%

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