Suponiendo que 25 hormigas tardan 3 horas en llevar 150 hojas. ¿ Cuántas horas emplearán 50 hormigas en llevar la misma cantidad de hojas? Ayudenme Porfavor doy coronita

Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?