The cost of 12 pencils is Rs 20.25.draw a flowchart to calculate the cost of 1 pencil

To calculate the cost of 1 pencil, you need to divide the total cost of 12 pencils (Rs 20.25) by the quantity of pencils (12). Here's a flowchart to help you understand the step-by-step process:

START:
Set totalCostOf12Pencils = 20.25
Set quantityOfPencils = 12

Set costOfOnePencil = totalCostOf12Pencils / quantityOfPencils

Display costOfOnePencil

END

In this flowchart, we start by setting the total cost of 12 pencils to Rs 20.25 and the quantity of pencils to 12. Then, we divide the total cost of 12 pencils by the quantity of pencils to get the cost of one pencil. Finally, we display the cost of one pencil.

Note: Please keep in mind that this flowchart assumes basic mathematical operations and a programming syntax to perform calculations. The actual implementation may vary depending on the programming language or tool you are using.