Question

28÷а мпитетртпипиаиаи​

Answer 1

Ответ:

$\frac{28}{a}$

Answer 2

It seems like there might be a typo or an error in your input. It's not clear what you're trying to convey with "28÷а мпитетртпипиаиаи​." Could you please rephrase or clarify your question? If you're looking for an answer to a mathematical division involving the number 28, please provide the correct division expression.