US$-$Mobile manufactures and sells two products, tablet computers $(55\%$ of sales$)$ and smartphones $(45\%$ of sales$).$ Fixed costs are $$910,000,$ and the weighted$-$average contribution margin per unit is $$130.$ How many units of each product are sold at the break$-$even point?US$-$Mobile manufactures and sells two products, tablet computers $(55\%$ of sales$)$ and smartphones $(45\%$ of sales$).$ Fixed costs are

$$910,000,$ and the weighted$-$average contribution margin per unit is $$130.$ How many units of each product are sold at the break$-$even

point?