1.1. Arina wrote down a number and the number of the month of her birthday, multiplied them and got 248. In which month was Arina born? Write the number of the month in your answer.

![](https://cdn.mathpix.com/cropped/2024_05_06_6c94238ddc8917ebef5dg-1.jpg?height=142&width=874&top_left_y=266&top_left_x=585)
Answer: 8

Solution. $248=2 * 2 * 2 * 31$. Obviously, 31 is the number, then 8 is the month number.