There is a 12% sales tax. The pre-tax cost of a mobile phone is $280. What is the tax payable on this mobile phone?

Hello there! I can help you with this question! So, the cost of the phone before tax is $280. To find the tax, we must multiply 280 by 12% (0.12). When you do 280 * 0.12, your product should be 33.6. The tax payable on this mobile phone is $33.60.