Question

$x = 11 \frac{15}{?}$

Answer 1

let required number is t

$therefore \: x = 11\frac{15}{t} \\ \\ x = \frac{11t + 15}{t} \\ \\ xt = 11t + 15 \\ \\ xt - 11t = 15 \\ \\ t(x - 11) = 15 \\ \\ or \: \: t = \frac{15}{x - 11} \\ \\ \\ \\ \\ \\ hope \: it \: helps...$