Calculating Tips and Taxes

The video tutorial covers the concepts of tax, tip, and commission, explaining how to calculate each by converting percentages to decimals and multiplying by the cost. It provides examples for calculating tax on a purchase, tip at a restaurant, and commission on sales, demonstrating the process step-by-step.

What is the first step in solving problems related to tax, tip, and commission?

• Subtract the percentage from the cost

• Add the percentage to the cost

• Convert the percentage to a decimal

• Multiply the cost by the percentage

What do you do after converting the percentage to a decimal in tax, tip, and commission calculations?

• Divide the cost by the decimal

• Subtract the decimal from the cost

• Add the decimal to the cost

• Multiply the decimal by the cost

What is the result of multiplying the decimal form of a percentage by the cost?

• The original cost

• The total cost

• The tax, tip, or commission amount

• The percentage amount

What is the purpose of converting a percentage to a decimal in these calculations?

• To convert it to a fraction

• To make multiplication easier

• To prepare for division

• To simplify the addition process

In the tax example, what is the sales tax rate for the graphing calculator?

• 5.25%

• 4.25%

• 3.25%

• 6.25%

How much is the tax on a $90 graphing calculator with a 4.25% sales tax?

• $3.83

• $3.25

• $4.83

• $4.25

What is the total cost of the graphing calculator including tax?

• $93.83

• $95.25

• $94.25

• $92.83

What is the final step in calculating the total cost including tax?

• Multiply the tax by the original cost

• Divide the tax by the original cost

• Subtract the tax from the original cost

• Add the tax to the original cost

How do you calculate the amount of tax on a purchase?

• Divide the purchase price by the tax percentage

• Add the tax percentage to the purchase price

• Multiply the purchase price by the tax percentage

• Subtract the tax percentage from the purchase price

What is the decimal equivalent of a 4.25% tax rate?

• 0.425

• 4.25

• 0.00425

• 0.0425