Understanding Cost Per Minute Calculation

The video tutorial explains how to calculate the cost per minute for a phone service that charges $7 per month for 1,842 minutes. It introduces the concept of unit rate, which involves dividing the total cost by the total minutes to find the cost per minute. The tutorial demonstrates the calculation process, including rounding the result to the nearest tenth of a cent and converting the cost from dollars to cents. The final cost per minute is approximately 0.4 cents.

What is the total monthly cost for the phone service?

• $10

• $12

• $7

• $5

How many minutes are included in the monthly phone service plan?

• 1,000 minutes

• 1,500 minutes

• 2,000 minutes

• 1,842 minutes

What is the purpose of finding the unit rate in this context?

• To calculate the total minutes

• To estimate the monthly usage

• To find the cost per minute

• To determine the total cost

How do you calculate the unit rate for the phone service?

• Multiply the total cost by the total minutes

• Divide the total cost by the total minutes

• Subtract the total minutes from the total cost

• Add the total cost and total minutes

To what decimal place should the cost per minute be rounded?

• Nearest whole number

• Nearest tenth

• Nearest hundredth

• Nearest tenth of a cent

What is the approximate cost per minute in dollars?

• 0.004 dollars

• 0.04 dollars

• 0.4 dollars

• 4 dollars

How do you convert the cost from dollars to cents?

• Divide by 100

• Subtract 100

• Add 100

• Multiply by 100

What is the final cost per minute in cents?

• 4 cents

• 40 cents

• 0.4 cents

• 0.04 cents

What is the final conclusion about the cost per minute?

• It is exactly 0.4 cents

• It is approximately 4 cents

• It is approximately 0.4 cents

• It is exactly 4 cents