20 estudiantes van al teatro ¿cuál es el plan más económico? A- Entrada individual $ 7300 auto bus $ 6000 ida y vuelta
B-Entrada de grupo en la boleteria $ 130000 y $ 180000 en el autobus day
C- Entrada de grupo con descuento $ 210000 con auto bus incluido

R/
A) entrada individual 7300=7300×20= 146000 total en grupo
auto bus 6000= 6000×20= 120000
total de entrada más el bus grupal es de 266000 porque 142000+120000= 266000

B) entrada en grupo 130000
auto bus ida y vuelta 18000
130000+18000= 148000 total entrada en grupo

C) entrada en grupo y autobús es igual a 210000

R/ final ... es decir el plan más económico es la B ​

For a read-a-thon, jay and odhràn each started reading a book at the same time and continued reading for several hours. jay's book had 278 pages, and he read 55 pages per hour. odhràn's book had 238 pages, and he read 45 pages per hour. after how many hours did they have the same number of pages left, and how many pages were left?

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

Is the power produced directly proportional to the wind speed, give reasons for your answer?