Question

what number when increased by 15% becomes 299​?

Answer 1

Let the number be x

According to the question

x+(x×15%)=299

$x + \frac{15x}{100} = 299 \\ \frac{100x + 15x}{100 } = 299 \\ 100x + 15x = 29900 \\ 115x = 29900 \\ x = 260$