Calculating Percentages and Costs

The video tutorial explains how to calculate a 20% delivery fee on a $55 food order. It starts by introducing the problem and then demonstrates how to calculate 20% of $55 using basic percentage concepts. A bar model is used to visually represent the calculation, showing that dividing $55 by 5 results in $11, which is 20% of the total. The tutorial concludes by adding the delivery fee to the original amount, resulting in a total cost of $66.

What is the initial cost of the food before adding the delivery fee?

• $65

• $55

• $45

• $75

How do you express 20% as a fraction?

• 1/3

• 1/4

• 1/5

• 1/6

What is the value of 20% of $55?

• $10

• $13

• $12

• $11

How much is the delivery fee for the $55 worth of food?

• $12

• $11

• $13

• $10

What is the total amount to be paid including the delivery fee?

• $66

• $65

• $67

• $68