To calculate the sales tax rate in California, you can use the following formula:
Sales Tax Rate = (Sales Tax Amount / Purchase Price) * 100%
Given:
Purchase Price = $1360
Sales Tax Amount = $102
Now, plug these values into the formula:
Sales Tax Rate = ($102 / $1360) * 100%
Sales Tax Rate = (0.075 * 100%)
Sales Tax Rate = 7.5%
So, the sales tax rate in California is 7.5%.