<?php
/* Regla de tres simple para abmso cálculos
* 1000 = $5 = 100%
* 30 = $x = n%
*/
//base
$base = 1000;
//ganancia maxima
$max_ganancia = 5;
//valor
$points = 30;
// cálculo de porcentaje y ganancia
$porcentaje = $points * 100 / $base;
$ganancia = $points * $max_ganancia / $base;
//poniendo dos decimales a la ganancia
echo $points." => ".$porcentaje."% - $".$ganancia;
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