La población alemana tiene cada vez más mascotas. Entre los años 2004 y 2005 el número de perros, gatos, pájaros y animales ha aumentado en 1,3% hasta llegar a 23,1 millones. La población canina subió 6% hasta alcanzar 5,3 millones, el número de gatos en 2,7 hasta llegar a 7,5 millones. En cambio, se constató una reducción en el caso de los pájaros cuyo número disminuyó el 8,7% a 4,2 millones. Según las estadísticas, las personas de 40 a 49 años tienen la mayor cantidad de mascotas; estas personas confirman el 25% de los dueños de animales. El 24% siguiente en cantidad de mascotas son las personas mayores de 60 años, que se ubican así muy cerca de la punta.

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

Students at a high school were asked about their favorite outdoor activity. the results are shown in the two-way frequency table below. fishing camping canoeing skiing total boys 36 44 13 25 118 girls 34 37 22 20 113 total 70 81 35 45 231 select all the statements that are true based on the given table. more girls chose camping as their favorite outdoor activity than boys. more girls chose canoeing as their favorite outdoor activity than those who chose skiing. more boys chose skiing as their favorite outdoor activity than girls. there were more boys surveyed than girls. twice as many students chose canoeing as their favorite outdoor activity than those who chose fishing. more students chose camping as their favorite outdoor activity than the combined number of students who chose canoeing or skiing.

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?