Question

quiero q me eyudes plis

Answer 1

$\frac{2}{5} +\frac{1}{3} =\frac{(2*3)+(5*1)}{(5*3)}= \frac{6+5}{15} =\frac{11}{15}$

$\frac{15}{15}- \frac{11}{15} =\frac{225-165}{225} =\frac{60}{225} =\frac{12}{45} =\frac{4}{15}$

4   ==> 300

15  ==>  X

$\frac{15*300}{4} =\frac{4500}{4} =1125$

Respuesta: Hay 1125 entradas en total