S1 Discount, Profit and Loss

What is the English of 盈利?

• profit

• loss

• discount

• selling price

Is this true?

Discount= Selling Price- Marked Price

• True

• False

The marked price of a calculator is $200 and it is sold for $170. What is the discount?

• $170

• $30

• $200

• None of the above

The marked price of a calculator is $200 and it is sold for $170. What is the discount %?

• 15%

• 30%

• 85%

• None of the above

The marked price is $400 and its discount is 30%. What is the discount?

• $120

• $280

The marked price is $400 and its discount is 30%. What is the selling price?

• $120

• $280

Is this true?

Profit= Selling Price- Cost Price

• True

• False

A boy had a bike for $3000 and was sold for $4500. What was the boy's profit? 

• $1500

• $1200

• $2500

• don't know

A boy had a bike for $3000 and was sold for $4500. What was the boy's profit per cent? 

• 33.3%

• 50%

• 66.7%

• don't know

Sam bought a car for $4000 and sold for $2400.

Find the loss.

• $1200

• $1600

• $2400

• $6400