Question

marked price of a watch is 810 including tax 8/mark price of watches 810 included 8% tax what is his amount

Answer 1

amount=marked price-8% of amount
let amount be x
$x = 810 - \frac{8x}{100 } \\ 810 = x + \frac{8x}{100} \\ 810 = \frac{108x}{100} \\ x = \frac{810 \times 100}{108 } \\ x = 750 \\ \\ \\ \\ \\ \\ hope \: helps \\ if \: yes \: please \: mark \: it \: as \: brainliest$