Understanding Ratios and Commissions

The video tutorial covers multi-step ratio problems, focusing on calculating discounts and sales commissions. It begins with an introduction to multiplying fractions by given numbers to solve ratio problems. The tutorial then demonstrates calculating a discount on a washing machine and determining the sales commission for a salesperson. Finally, it provides an example of calculating commission on a used car sale, encouraging viewers to practice using a calculator.

What operation is typically used when you see the word 'of' in a ratio problem?

• Addition

• Subtraction

• Multiplication

• Division

If a fraction is multiplied by a whole number, what is the result called?

• Quotient

• Sum

• Product

• Difference

What is the first step in calculating the sale price of a $1,200 washing machine with a 1/5 discount?

• Subtract 1/5 of the price from the original price

• Divide the original price by 5

• Multiply the original price by 1/5

• Add 1/5 of the price to the original price

After finding the discount on the washing machine, what is the next step?

• Divide the discount by the original price

• Multiply the discount by the original price

• Subtract the discount from the original price

• Add the discount to the original price

What is the sale price of the washing machine after a 1/5 discount?

• $1,200

• $960

• $1,440

• $240

How is a salesperson's commission calculated from the sales price?

• By adding a fixed amount to the sales price

• By dividing the sales price by a fraction

• By subtracting a fixed amount from the sales price

• By multiplying the sales price by a fraction

What fraction of the sales price is used to calculate the commission for the washing machine sale?

• 1/5

• 1/10

• 1/12

• 1/8

What is the commission earned by the salesperson for selling the washing machine?

• $192

• $240

• $96

• $120

What is the first step in calculating the commission on a car sale?

• Multiply the sales price by the commission fraction

• Add the commission to the sales price

• Divide the sales price by the commission fraction

• Subtract the commission from the sales price

What fraction of the sales price is used to calculate the commission for the car sale?

• 11/12

• 1/10

• 1/5

• 1/12